Chi ph\u00ed giao d\u1ecbch th\u1ea5p: Kh\u00f4ng c\u00f3 chi ph\u00ed giao d\u1ecbch truy\u1ec1n th\u1ed1ng nh\u01b0 thu\u1ebf tr\u01b0\u1edbc b\u1ea1 v\u00e0 ph\u00ed chuy\u1ec3n nh\u01b0\u1ee3ng. Ch\u1ec9 t\u00ednh ph\u00ed ch\u00eanh l\u1ec7ch v\u00e0 m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m kh\u00f4ng c\u00f3 hoa h\u1ed3ng. Ph\u00f2ng ng\u1eeba r\u1ee7i ro giao ngay linh ho\u1ea1t: C\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 n\u1eafm gi\u1eef c\u1ed5 phi\u1ebfu ho\u1eb7c t\u00e0i s\u1ea3n th\u1ef1c c\u00f3 th\u1ec3 ph\u00f2ng ng\u1eeba r\u1ee7i ro gi\u1ea3m gi\u00e1 v\u00e0 ch\u1ed1t l\u1ee3i nhu\u1eadn hi\u1ec7n c\u00f3 b\u1eb1ng c\u00e1ch b\u00e1n kh\u1ed1ng CFD. H\u1ed9 t\u1ed1ng c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro chuy\u00ean nghi\u1ec7p: N\u1ec1n t\u1ea3ng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 d\u1eebng l\u1ed7, d\u1eebng l\u00e3i, d\u1eebng l\u1ed7 \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, v.v. gi\u00fap nh\u00e0 \u0111\u1ea7u t\u01b0 t\u1ef1 \u0111\u1ed9ng kh\u00f3a l\u00e3i l\u1ed7 v\u00e0 ki\u1ec3m so\u00e1t m\u1ee9c r\u00fat v\u1ed1n t\u1ed1i \u0111a. D\u1ef1a v\u00e0o ba l\u1ee3i th\u1ebf giao d\u1ecbch c\u1ed1t l\u00f5i, WMAX v\u01b0\u1ee3t qua c\u00e1c \u0111i\u1ec3m y\u1ebfu c\u1ee7a \u0111\u1ea7u t\u01b0 truy\u1ec1n th\u1ed1ng nh\u01b0 chi ph\u00ed cao, kh\u00f3 ki\u1ec3m so\u00e1t r\u1ee7i ro v\u00e0 kh\u00f3 ph\u00f2ng ng\u1eeba r\u1ee7i ro, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng giao d\u1ecbch t\u1ed1t h\u01a1n cho c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00f4ng th\u01b0\u1eddng v\u00e0 ng\u01b0\u1eddi d\u00f9ng ph\u00e2n b\u1ed5 giao ngay.<\/p>\n
H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 ch\u1ec9 nh\u00ecn th\u1ea5y s\u1ef1 ti\u1ec7n l\u1ee3i do l\u1ee3i th\u1ebf th\u1ec3 ch\u1ebf mang l\u1ea1i m\u00e0 b\u1ecf qua nh\u1eefng v\u1ea5n \u0111\u1ec1 t\u00e2m l\u00fd s\u00e2u s\u1eafc \u0111\u1eb1ng sau c\u01a1 ch\u1ebf chi ph\u00ed th\u1ea5p, ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro m\u1ea1nh m\u1ebd. S\u1ef1 kh\u00e1c bi\u1ec7t cu\u1ed1i c\u00f9ng trong c\u00e1c tr\u00f2 ch\u01a1i tr\u00ean th\u1ecb tr\u01b0\u1eddng kh\u00f4ng bao gi\u1edd n\u1eb1m \u200b\u200b\u1edf ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a c\u00f4ng c\u1ee5 m\u00e0 l\u00e0 t\u00e2m l\u00fd v\u00e0 t\u00ednh k\u1ef7 lu\u1eadt c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. WMAX x\u00f3a b\u1ecf nh\u1eefng hi\u1ec3u l\u1ea7m t\u00e2m l\u00fd \u0111\u1ed9c quy\u1ec1n t\u1eeb m\u1ed9t chi\u1ec1u h\u01b0\u1edbng m\u1edbi, gi\u00fap c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 t\u1eadn d\u1ee5ng t\u1ed1t l\u1ee3i th\u1ebf c\u1ee7a n\u1ec1n t\u1ea3ng, tr\u00e1nh nh\u1eefng \u0111i\u1ec3m y\u1ebfu c\u1ee7a con ng\u01b0\u1eddi v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c giao d\u1ecbch \u1ed5n \u0111\u1ecbnh. L\u1eddi nh\u1eafc nh\u1edf trang tr\u1ecdng: Giao d\u1ecbch CFD c\u00f3 r\u1ee7i ro \u0111\u00f2n b\u1ea9y cao v\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh ho\u00e0n to\u00e0n r\u1ee7i ro bi\u1ebfn \u0111\u1ed9ng th\u1ecb tr\u01b0\u1eddng. C\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 c\u1ea7n nh\u00ecn nh\u1eadn vai tr\u00f2 c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd v\u00e0 tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c k\u1ef7 lu\u1eadt giao d\u1ecbch.<\/p>\n
1. Chi ph\u00ed giao d\u1ecbch th\u1ea5p: tr\u00f2 ch\u01a1i h\u1ea1n ch\u1ebf giao d\u1ecbch trong m\u00f4i tr\u01b0\u1eddng chi ph\u00ed th\u1ea5p<\/p>\n
So v\u1edbi c\u00e1c danh m\u1ee5c \u0111\u1ea7u t\u01b0 truy\u1ec1n th\u1ed1ng nh\u01b0 c\u1ed5 phi\u1ebfu lo\u1ea1i A v\u00e0 h\u00e0ng h\u00f3a v\u1eadt ch\u1ea5t, WMAX c\u00f3 l\u1ee3i th\u1ebf l\u1edbn v\u1ec1 chi ph\u00ed. N\u00f3 \u0111\u01b0\u1ee3c mi\u1ec5n thu\u1ebf tr\u01b0\u1edbc b\u1ea1, ph\u00ed chuy\u1ec3n nh\u01b0\u1ee3ng, ph\u00ed l\u01b0u tr\u1eef v\u00e0 c\u00e1c kho\u1ea3n ph\u00ed \u1ea9n kh\u00e1c trong su\u1ed1t qu\u00e1 tr\u00ecnh. Chi ph\u00ed giao d\u1ecbch ch\u1ee7 y\u1ebfu d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch c\u01a1 b\u1ea3n v\u00e0 h\u1ea7u h\u1ebft c\u00e1c s\u1ea3n ph\u1ea9m ph\u1ed5 bi\u1ebfn \u0111\u1ec1u \u0111\u01b0\u1ee3c mi\u1ec5n ph\u00ed hoa h\u1ed3ng b\u1ed5 sung. M\u00f4 h\u00ecnh t\u1ed1i gi\u1ea3n, minh b\u1ea1ch v\u00e0 t\u00ednh ph\u00ed th\u1ea5p gi\u1ea3i quy\u1ebft ho\u00e0n to\u00e0n v\u1ea5n \u0111\u1ec1 ph\u00ed giao d\u1ecbch truy\u1ec1n th\u1ed1ng ph\u1ee9c t\u1ea1p v\u00e0 l\u1ee3i nhu\u1eadn b\u1ecb nu\u1ed1t ch\u1eedng b\u1edfi ph\u00ed x\u1eed l\u00fd, \u0111\u1ed3ng th\u1eddi gi\u1ea3m \u0111\u00e1ng k\u1ec3 chi ph\u00ed n\u1eafm gi\u1eef v\u00e0 ng\u01b0\u1ee1ng giao d\u1ecbch c\u1ee7a nh\u00e0 \u0111\u1ea7u t\u01b0.<\/p>\n
M\u00f4i tr\u01b0\u1eddng giao d\u1ecbch chi ph\u00ed th\u1ea5p s\u1ebd l\u00e0m n\u1ea3y sinh nh\u1eefng \u0111i\u1ec3m y\u1ebfu t\u00e2m l\u00fd \u0111i\u1ec3n h\u00ecnh khi ch\u01a1i game bu\u00f4ng th\u1ea3 c\u1ee7a c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00f4ng th\u01b0\u1eddng. Th\u1ecb tr\u01b0\u1eddng chi ph\u00ed cao truy\u1ec1n th\u1ed1ng s\u1ebd bu\u1ed9c c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 gi\u1ea3m c\u00e1c giao d\u1ecbch kh\u00f4ng h\u1ee3p l\u1ec7, nh\u01b0ng chi ph\u00ed giao d\u1ecbch th\u1ea5p c\u1ee7a WMAX c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng khi\u1ebfn c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 \u1ea3o t\u01b0\u1edfng r\u1eb1ng \"giao d\u1ecbch kh\u00f4ng c\u0103ng th\u1eb3ng v\u00e0 thua l\u1ed7 kh\u00f4ng th\u00e0nh v\u1ea5n \u0111\u1ec1\". H\u1ecd l\u1ea7m t\u01b0\u1edfng r\u1eb1ng vi\u1ec7c th\u01b0\u1eddng xuy\u00ean m\u1edf c\u00e1c v\u1ecb th\u1ebf, gi\u1eef c\u00e1c v\u1ecb th\u1ebf qua \u0111\u00eam v\u00e0 \u0111\u1ed5i ch\u1ee7 nhi\u1ec1u l\u1ea7n s\u1ebd kh\u00f4ng g\u00e2y ra \u00e1p l\u1ef1c chi ph\u00ed. T\u00e2m l\u00fd ki\u1ec3u n\u00e0y s\u1ebd khi\u1ebfn t\u1ea7n su\u1ea5t giao d\u1ecbch m\u1ea5t ki\u1ec3m so\u00e1t. Nh\u00e0 \u0111\u1ea7u t\u01b0 s\u1ebd tham gia th\u1ecb tr\u01b0\u1eddng theo \u00fd mu\u1ed1n khi kh\u00f4ng c\u00f3 th\u1ecb tr\u01b0\u1eddng ho\u1eb7c t\u00edn hi\u1ec7u. Chi ph\u00ed duy nh\u1ea5t d\u01b0\u1eddng nh\u01b0 l\u00e0 c\u1ef1c k\u1ef3 th\u1ea5p. Kho\u1ea3n l\u1ed7 ch\u00eanh l\u1ec7ch t\u00edch l\u0169y l\u00e2u d\u00e0i s\u1ebd ti\u1ebfp t\u1ee5c \u0103n m\u00f2n ti\u1ec1n g\u1ed1c, tr\u1edf th\u00e0nh nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i d\u1eabn \u0111\u1ebfn kho\u1ea3n l\u1ed7 ti\u1ec1m \u1ea9n c\u1ee7a h\u1ea7u h\u1ebft ng\u01b0\u1eddi d\u00f9ng.<\/p>\n
2. Ph\u00f2ng ng\u1eeba r\u1ee7i ro giao ngay linh ho\u1ea1t: tr\u00f2 ch\u01a1i nh\u1eadn th\u1ee9c \u0111\u1eb1ng sau ph\u00f2ng ng\u1eeba r\u1ee7i ro hai chi\u1ec1u<\/p>\n
WMAX h\u1ed7 tr\u1ee3 c\u00e1c m\u00f4 h\u00ecnh giao d\u1ecbch ph\u00f2ng ng\u1eeba r\u1ee7i ro CFD linh ho\u1ea1t v\u00e0 cung c\u1ea5p c\u00e1c k\u00eanh ph\u00f2ng ng\u1eeba r\u1ee7i ro chuy\u00ean nghi\u1ec7p cho c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 ph\u00e2n b\u1ed5 t\u00e0i s\u1ea3n. \u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng n\u1eafm gi\u1eef t\u00e0i s\u1ea3n giao ngay nh\u01b0 c\u1ed5 phi\u1ebfu v\u00e0 v\u00e0ng v\u1eadt ch\u1ea5t, khi xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng suy y\u1ebfu v\u00e0 tin x\u1ea5u x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean, kh\u00f4ng c\u1ea7n thi\u1ebft ph\u1ea3i gi\u1eef v\u1ecb tr\u00ed m\u1ed9t c\u00e1ch th\u1ee5 \u0111\u1ed9ng v\u00e0 m\u1ea5t ti\u1ec1n. H\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng WMAX \u0111\u1ec3 b\u00e1n kh\u1ed1ng CFD danh m\u1ee5c t\u01b0\u01a1ng \u1ee9ng nh\u1eb1m ph\u00f2ng ng\u1eeba r\u1ee7i ro gi\u1ea3m gi\u00e1, b\u00f9 \u0111\u1eafp m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 vi\u1ec7c m\u1ea5t gi\u00e1 tr\u1ecb giao ngay, kh\u00f3a thu nh\u1eadp hi\u1ec7n c\u00f3 c\u1ee7a t\u00e0i kho\u1ea3n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 c\u00e2n b\u1eb1ng r\u1ee7i ro gi\u1eefa c\u00e1c th\u1ecb tr\u01b0\u1eddng v\u00e0 \u0111a d\u1ea1ng.<\/p>\n
Vi\u1ec7c ph\u1ed5 bi\u1ebfn c\u00e1c ch\u1ee9c n\u0103ng ph\u00f2ng ng\u1eeba r\u1ee7i ro c\u0169ng ki\u1ec3m tra kh\u1ea3 n\u0103ng nh\u1eadn th\u1ee9c c\u1ee7a nh\u00e0 \u0111\u1ea7u t\u01b0 trong tr\u00f2 ch\u01a1i. Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng th\u1ec3 ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n gi\u1eefa \"gi\u00e1 tr\u1ecb ph\u00f2ng ng\u1eeba r\u1ee7i ro\" v\u00e0 \"b\u1ed5 sung v\u1ecb th\u1ebf \u0111\u1ea3o ng\u01b0\u1ee3c\" v\u00e0 r\u01a1i v\u00e0o nh\u1eefng hi\u1ec3u l\u1ea7m t\u00e2m l\u00fd. Sau khi b\u1ecb m\u1eafc k\u1eb9t tr\u00ean th\u1ecb tr\u01b0\u1eddng giao ngay, m\u1ed9t s\u1ed1 nh\u00e0 \u0111\u1ea7u t\u01b0 \u0111\u00e3 b\u00e1n kh\u1ed1ng v\u00e0 ph\u00f2ng ng\u1eeba r\u1ee7i ro m\u1ed9t c\u00e1ch m\u00f9 qu\u00e1ng, cu\u1ed1i c\u00f9ng chuy\u1ec3n sang v\u1ecb th\u1ebf hai chi\u1ec1u v\u00e0 g\u00e2y \u00e1p l\u1ef1c cho c\u1ea3 hai b\u00ean; m\u1ed9t s\u1ed1 nh\u00e0 \u0111\u1ea7u t\u01b0 ph\u1ee5 thu\u1ed9c qu\u00e1 nhi\u1ec1u v\u00e0o c\u00e1c c\u00f4ng c\u1ee5 ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 th\u01b0\u1eddng xuy\u00ean ho\u1ea1t \u0111\u1ed9ng theo c\u1ea3 hai h\u01b0\u1edbng, l\u00e0m gi\u00e1n \u0111o\u1ea1n nh\u1ecbp \u0111i\u1ec7u giao d\u1ecbch ban \u0111\u1ea7u. WMAX nh\u1ea5n m\u1ea1nh r\u1eb1ng ph\u00f2ng ng\u1eeba r\u1ee7i ro l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 b\u1ea3o to\u00e0n gi\u00e1 tr\u1ecb h\u01a1n l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n ki\u1ebfm l\u1ee3i nhu\u1eadn. Logic tr\u00f2 ch\u01a1i c\u1ed1t l\u00f5i c\u1ee7a n\u00f3 l\u00e0 \"tr\u00e1nh r\u1ee7i ro kh\u00f4ng ch\u1eafc ch\u1eafn\" h\u01a1n l\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c ch\u00eanh l\u1ec7ch gi\u00e1 ng\u1eafn h\u1ea1n. S\u1ef1 sai l\u1ec7ch v\u1ec1 nh\u1eadn th\u1ee9c s\u1ebd bi\u1ebfn ho\u1ea1t \u0111\u1ed9ng ph\u00f2ng ng\u1eeba r\u1ee7i ro th\u00e0nh r\u1ee7i ro k\u00e9p.<\/p>\n
3. H\u1ed9 t\u1ed1ng c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro chuy\u00ean nghi\u1ec7p: Tr\u00f2 ch\u01a1i ph\u1ee5 thu\u1ed9c v\u00e0o c\u00f4ng c\u1ee5 v\u00e0 t\u00ednh t\u1ef1 gi\u00e1c c\u1ee7a con ng\u01b0\u1eddi<\/p>\n
WMAX \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t b\u1ed9 \u0111\u1ea7y \u0111\u1ee7 c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro th\u00f4ng minh c\u1ea5p chuy\u00ean nghi\u1ec7p, bao g\u1ed3m c\u00e1c ch\u1ee9c n\u0103ng \u0111a d\u1ea1ng nh\u01b0 d\u1eebng l\u1ed7 th\u00f4ng th\u01b0\u1eddng, ch\u1ed1t l\u1eddi, d\u1eebng l\u1ed7 theo d\u00f5i v\u00e0 d\u1eebng l\u1ed7 \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, th\u00edch \u1ee9ng v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng giao d\u1ecbch v\u1edbi c\u00e1c \u01b0u ti\u00ean r\u1ee7i ro kh\u00e1c nhau. To\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng ki\u1ec3m so\u00e1t r\u1ee7i ro c\u00f3 th\u1ec3 ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u theo d\u00f5i th\u1ee7 c\u00f4ng. N\u00f3 c\u00f3 th\u1ec3 kh\u00f3a l\u1ee3i nhu\u1eadn m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c, c\u1eaft l\u1ed7 v\u00e0 ki\u1ec3m so\u00e1t m\u1ee9c r\u00fat v\u1ed1n t\u1ed1i \u0111a. N\u00f3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ee7a giao d\u1ecbch truy\u1ec1n th\u1ed1ng l\u00e0 \"theo d\u00f5i th\u1ee7 c\u00f4ng m\u1ec7t m\u1ecfi v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ho\u1ea3ng lo\u1ea1n ngay t\u1ea1i ch\u1ed7\" v\u00e0 x\u00e2y d\u1ef1ng tuy\u1ebfn ph\u00f2ng th\u1ee7 an ninh giao d\u1ecbch c\u01a1 b\u1ea3n cho c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0.<\/p>\n
C\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro m\u1ea1nh m\u1ebd s\u1ebd khi\u1ebfn t\u00e2m l\u00fd nh\u00e0 \u0111\u1ea7u t\u01b0 ph\u1ee5 thu\u1ed9c v\u00e0o b\u1eaby tr\u00f2 ch\u01a1i, \u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 c\u1ed1t l\u00f5i m\u00e0 h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 giao d\u1ecbch c\u00f3 xu h\u01b0\u1edbng b\u1ecf qua. Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng l\u1ea7m t\u01b0\u1edfng r\u1eb1ng vi\u1ec7c b\u1eadt m\u1ee9c c\u1eaft l\u1ed7 v\u00e0 ch\u1ed1t l\u1eddi t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \"giao d\u1ecbch kh\u00f4ng r\u1ee7i ro\", sau \u0111\u00f3 n\u1edbi l\u1ecfng ph\u00e1n \u0111o\u00e1n ch\u1ee7 quan, m\u1edf c\u00e1c v\u1ecb th\u1ebf theo \u00fd mu\u1ed1n v\u00e0 giao d\u1ecbch v\u1edbi c\u00e1c v\u1ecb th\u1ebf n\u1eb7ng n\u1ec1, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro l\u00e0m \u0111\u1ea3m b\u1ea3o. Tr\u00ean th\u1ef1c t\u1ebf, c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro ch\u1ec9 c\u00f3 th\u1ec3 ti\u00eau chu\u1ea9n h\u00f3a k\u1ebft qu\u1ea3 giao d\u1ecbch v\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c v\u1ea5n \u0111\u1ec1 c\u1ed1t l\u00f5i l\u00e0 l\u1ed7i ph\u00e1n \u0111o\u00e1n th\u1ecb tr\u01b0\u1eddng v\u00e0 giao d\u1ecbch theo c\u1ea3m x\u00fac. D\u1eef li\u1ec7u kh\u1ed5ng l\u1ed3 t\u1eeb WMAX cho th\u1ea5y c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 ph\u1ee5 thu\u1ed9c qu\u00e1 nhi\u1ec1u v\u00e0o c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 thi\u1ebfu nh\u1eadn th\u1ee9c v\u1ec1 kh\u1ea3 n\u0103ng t\u1ef1 ki\u1ec3m so\u00e1t r\u1ee7i ro c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng th\u01b0\u1eddng xuy\u00ean d\u1eebng l\u1ed7 v\u00e0 ch\u1ecbu l\u1ed7 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i.<\/p>\n
4. C\u1ed1t l\u00f5i c\u1ee7a tr\u00f2 ch\u01a1i th\u1ecb tr\u01b0\u1eddng: \u01afu \u0111i\u1ec3m c\u1ee7a c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 b\u00f9 \u0111\u1eafp cho \u0111i\u1ec3m y\u1ebfu v\u1ec1 tinh th\u1ea7n<\/p>\n
Ba l\u1ee3i th\u1ebf c\u1ee7a WMAX l\u00e0 chi ph\u00ed th\u1ea5p, ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro m\u1ea1nh m\u1ebd \u0111\u00e3 x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng giao d\u1ecbch v\u01b0\u1ee3t xa th\u1ecb tr\u01b0\u1eddng truy\u1ec1n th\u1ed1ng, cho ph\u00e9p c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 th\u00f4ng th\u01b0\u1eddng c\u00f3 \u0111i\u1ec1u ki\u1ec7n giao d\u1ecbch t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c chuy\u00ean nghi\u1ec7p. Chi ph\u00ed th\u1ea5p c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 l\u1ee3i nhu\u1eadn nh\u1ecf, ch\u1ee9c n\u0103ng ph\u00f2ng ng\u1eeba r\u1ee7i ro c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft r\u1ee7i ro h\u1ec7 th\u1ed1ng v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro th\u00f4ng minh c\u00f3 th\u1ec3 chu\u1ea9n h\u00f3a h\u00e0nh vi giao d\u1ecbch. S\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a ba \u01b0u \u0111i\u1ec3m ch\u00ednh mang \u0111\u1ebfn s\u1ef1 h\u1ed7 tr\u1ee3 ph\u1ea7n c\u1ee9ng tuy\u1ec7t v\u1eddi cho c\u00e1c giao d\u1ecbch \u1ed5n \u0111\u1ecbnh.<\/p>\n
Nh\u01b0ng trong tr\u00f2 ch\u01a1i c\u00f3 t\u1ed5ng b\u1eb1ng 0 v\u1ec1 m\u1eb7t t\u00e0i ch\u00ednh, m\u1ecdi l\u1ee3i th\u1ebf c\u1ee7a c\u00f4ng c\u1ee5 \u0111\u1ec1u \u0111\u00f2i h\u1ecfi m\u1ed9t t\u00e2m l\u00fd tr\u01b0\u1edfng th\u00e0nh. Chi ph\u00ed th\u1ea5p kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 giao d\u1ecbch th\u00f4ng th\u01b0\u1eddng, ch\u1ee9c n\u0103ng ph\u00f2ng ng\u1eeba r\u1ee7i ro kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 tr\u00f2 ch\u01a1i ch\u00eanh l\u1ec7ch gi\u00e1 hai chi\u1ec1u v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 giao d\u1ecbch thi\u1ebfu suy ngh\u0129. L\u00f2ng tham, s\u1ef1 may m\u1eafn, s\u1ef1 l\u01b0\u1eddi bi\u1ebfng, s\u1ef1 ph\u1ee5 thu\u1ed9c qu\u00e1 m\u1ee9c c\u1ee7a c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 v\u00e0 nh\u1eefng \u0111i\u1ec3m y\u1ebfu kh\u00e1c c\u1ee7a con ng\u01b0\u1eddi s\u1ebd ti\u1ebfp t\u1ee5c ti\u00eau hao l\u1ee3i th\u1ebf th\u1ec3 ch\u1ebf c\u1ee7a n\u1ec1n t\u1ea3ng. WMAX ch\u1ec9 ra r\u1eb1ng kho\u1ea3ng c\u00e1ch c\u1ed1t l\u00f5i gi\u1eefa nh\u00e0 giao d\u1ecbch chuy\u00ean nghi\u1ec7p v\u00e0 nh\u00e0 \u0111\u1ea7u t\u01b0 b\u00e1n l\u1ebb kh\u00f4ng n\u1eb1m \u1edf ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng c\u1ee5 m\u00e0 \u1edf kh\u1ea3 n\u0103ng h\u1ea1n ch\u1ebf \u0111i\u1ec3m y\u1ebfu c\u1ee7a con ng\u01b0\u1eddi v\u00e0 \u0111\u1ec3 c\u00f4ng c\u1ee5 ph\u1ee5c v\u1ee5 chi\u1ebfn l\u01b0\u1ee3c thay v\u00ec \u0111\u1ec3 t\u00e2m l\u00fd chi\u1ebfm \u0111o\u1ea1t giao d\u1ecbch.<\/p>\n
5. H\u01b0\u1edbng d\u1eabn n\u00e2ng cao v\u1ec1 t\u00e2m l\u00fd h\u1ecdc WMAX: T\u1eadn d\u1ee5ng t\u1ed1t c\u00e1c l\u1ee3i th\u1ebf c\u1ee7a c\u00f4ng c\u1ee5 \u0111\u1ec3 v\u01b0\u1ee3t qua ma qu\u1ef7 giao d\u1ecbch<\/p>\n
\u0110\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 tr\u00f2 ch\u01a1i t\u00e2m l\u00fd \u0111\u1ed9c quy\u1ec1n do c\u01a1 ch\u1ebf chi ph\u00ed th\u1ea5p, ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro g\u00e2y ra, WMAX \u0111\u00e3 t\u1ea1o ra m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh n\u00e2ng cao v\u1ec1 t\u00e2m l\u00fd c\u00f3 h\u1ec7 th\u1ed1ng \u0111\u1ec3 gi\u00fap c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 s\u1eed d\u1ee5ng ch\u00ednh x\u00e1c c\u00e1c l\u1ee3i th\u1ebf c\u1ee7a n\u1ec1n t\u1ea3ng. \u0110\u1ed1i m\u1eb7t v\u1edbi l\u1ee3i th\u1ebf v\u1ec1 chi ph\u00ed th\u1ea5p, WMAX h\u01b0\u1edbng d\u1eabn c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 thi\u1ebft l\u1eadp k\u1ef7 lu\u1eadt giao d\u1ecbch \"chi ph\u00ed th\u1ea5p kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 t\u1ea7n su\u1ea5t cao\", x\u00e1c \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng giao d\u1ecbch d\u1ef1a tr\u00ean ch\u1ea5t l\u01b0\u1ee3ng t\u00edn hi\u1ec7u, kh\u00f4ng m\u1edf c\u00e1c v\u1ecb th\u1ebf theo \u00fd mu\u1ed1n d\u1ef1a tr\u00ean chi ph\u00ed th\u1ea5p v\u00e0 lo\u1ea1i b\u1ecf t\u1ed5n th\u1ea5t giao d\u1ecbch kh\u00f4ng h\u1ee3p l\u1ec7.<\/p>\n
\u0110\u1ed1i v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro, WMAX gi\u00fap c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 hi\u1ec3u \u0111\u00fang v\u1ec1 c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 l\u00e0m r\u00f5 r\u1eb1ng ph\u00f2ng ng\u1eeba r\u1ee7i ro ch\u1ec9 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o to\u00e0n gi\u00e1 tr\u1ecb v\u00e0 tr\u00e1nh r\u1ee7i ro ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111\u1ec3 kinh doanh ch\u00eanh l\u1ec7ch gi\u00e1 th\u01b0\u1eddng xuy\u00ean. C\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m so\u00e1t r\u1ee7i ro \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 tuy\u1ebfn ph\u00f2ng th\u1ee7 cu\u1ed1i c\u00f9ng thay v\u00ec d\u1ef1 ph\u00f2ng cho c\u00e1c giao d\u1ecbch. Th\u00f4ng qua vi\u1ec7c ph\u1ed5 bi\u1ebfn khoa h\u1ecdc t\u00e2m l\u00fd th\u01b0\u1eddng xuy\u00ean v\u00e0 \u0111\u00e0o t\u1ea1o \u0111\u00e1nh gi\u00e1 th\u1ef1c t\u1ebf, WMAX ti\u1ebfp t\u1ee5c gi\u00fap c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 tho\u00e1t kh\u1ecfi s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00f4ng c\u1ee5, v\u01b0\u1ee3t qua s\u1ef1 l\u1ecfng l\u1ebbo trong giao d\u1ecbch, duy tr\u00ec m\u1ee9c \u0111\u1ed9 t\u1ef1 gi\u00e1c cao trong m\u00f4i tr\u01b0\u1eddng giao d\u1ecbch ch\u1ea5t l\u01b0\u1ee3ng cao, \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ph\u00e1t tri\u1ec3n to\u00e0n di\u1ec7n v\u1ec1 c\u00f4ng ngh\u1ec7, c\u00f4ng c\u1ee5 v\u00e0 t\u00e2m l\u00fd, \u0111\u1ed3ng th\u1eddi t\u0103ng \u0111\u1ec1u \u0111\u1eb7n kh\u1ea3 n\u0103ng ki\u1ebfm l\u1ee3i nhu\u1eadn trong tr\u00f2 ch\u01a1i th\u1ecb tr\u01b0\u1eddng to\u00e0n c\u1ea7u.<\/p>","protected":false},"excerpt":{"rendered":"
L\u00e0m sao \u0111\u1ec3 l\u1ee3i th\u1ebf c\u1ee7a quy t\u1eafc kh\u00f4ng tr\u1edf th\u00e0nh \u0111i\u1ec3m y\u1ebfu t\u00e2m l\u00fd? B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch s\u00e2u s\u1eafc tr\u00f2 ch\u01a1i t\u00e2m l\u00fd s\u00e2u s\u1eafc \u0111\u1eb1ng sau c\u01a1 ch\u1ebf chi ph\u00ed th\u1ea5p, ph\u00f2ng ng\u1eeba r\u1ee7i ro v\u00e0 ki\u1ec3m so\u00e1t r\u1ee7i ro m\u1ea1nh m\u1ebd c\u1ee7a H\u1ee3p \u0111\u1ed3ng ch\u00eanh l\u1ec7ch (CFD). N\u00f3 x\u00f3a b\u1ecf m\u1ed9t c\u00e1ch to\u00e0n di\u1ec7n nh\u1eefng \u1ea3o t\u01b0\u1edfng giao d\u1ecbch ng\u1eabu nhi\u00ean do ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u g\u00e2y ra do m\u1ee9c ch\u00eanh l\u1ec7ch th\u1ea5p \u0111\u01b0\u1ee3c mi\u1ec5n thu\u1ebf, l\u00e0m r\u00f5 kho\u1ea3ng c\u00e1ch nh\u1eadn th\u1ee9c c\u01a1 b\u1ea3n gi\u1eefa \"ph\u00f2ng ng\u1eeba r\u1ee7i ro giao ngay\" v\u00e0 \"b\u1ed5 sung v\u1ecb th\u1ebf \u0111\u1ea3o ng\u01b0\u1ee3c m\u00f9 qu\u00e1ng\", \u0111\u1ed3ng th\u1eddi ti\u1ebft l\u1ed9 t\u00e2m l\u00fd sa s\u00fat do ph\u1ee5 thu\u1ed9c qu\u00e1 nhi\u1ec1u v\u00e0o c\u00e1c c\u00f4ng c\u1ee5 d\u1eebng l\u1ed7 th\u00f4ng minh, gi\u00fap c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 ph\u00e1 v\u1ee1 s\u1ef1 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00f4ng c\u1ee5 v\u00e0 quay tr\u1edf l\u1ea1i k\u1ef7 lu\u1eadt giao d\u1ecbch.<\/p>","protected":false},"author":1,"featured_media":10089,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[122],"tags":[1147,1145,1146],"class_list":["post-10088","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-1147","tag-1145","tag-1146"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10088","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/comments?post=10088"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10088\/revisions"}],"predecessor-version":[{"id":10090,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10088\/revisions\/10090"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/10089"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=10088"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=10088"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=10088"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}