Tr\u00ean th\u1ecb tr\u01b0\u1eddng ngo\u1ea1i h\u1ed1i b\u00e1n l\u1ebb, h\u01a1n 80% nh\u00e0 giao d\u1ecbch \u0111ang ch\u1ecbu thua l\u1ed7 d\u00e0i h\u1ea1n. Nguy\u00ean nh\u00e2n s\u00e2u xa th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 th\u1ea5t b\u1ea1i c\u1ee7a chi\u1ebfn l\u01b0\u1ee3c m\u00e0 l\u00e0 do b\u1ecf qua nh\u1eefng chi ph\u00ed ti\u1ec1m \u1ea9n v\u00e0 th\u00e0nh ki\u1ebfn \u200b\u200bnh\u1eadn th\u1ee9c trong giao d\u1ecbch x\u00e3 h\u1ed9i. B\u1eb1ng c\u00e1ch th\u00e1o d\u1ee1 c\u00e1c \"quy t\u1eafc \u1ea9n\" c\u1ee7a ng\u00e0nh v\u00e0 x\u00e2y d\u1ef1ng l\u1ea1i logic giao d\u1ecbch x\u00e3 h\u1ed9i, WMAX tr\u1ef1c ti\u1ebfp gi\u1ea3i quy\u1ebft c\u00e1c \u0111i\u1ec3m y\u1ebfu c\u1ed1t l\u00f5i c\u1ee7a c\u00e1c nh\u00e0 \u0111\u1ea7u t\u01b0 \"ki\u1ebfm \u0111i\u1ec3m nh\u01b0ng m\u1ea5t ti\u1ec1n\" v\u00e0 \"ki\u1ebfm ti\u1ec1n b\u1eb1ng c\u00e1ch l\u00e0m theo l\u1ec7nh nh\u01b0ng kh\u00f4ng hi\u1ec3u logic\", \u0111\u1ed3ng th\u1eddi \u0111\u1ecbnh h\u00ecnh l\u1ea1i n\u1ec1n t\u1ea3ng c\u1ee7a ni\u1ec1m tin giao d\u1ecbch b\u1eb1ng c\u01a1 ch\u1ebf minh b\u1ea1ch v\u00e0 m\u00f4 h\u00ecnh \u0111\u1ed3ng s\u00e1ng t\u1ea1o gi\u00e1 tr\u1ecb.<\/p>\n
B\u1eaby t\u1ef7 gi\u00e1 c\u1ed9ng \u0111i\u1ec3m: Chi ph\u00ed \u1ea9n nh\u1ea5n ch\u00ecm l\u1ee3i nhu\u1eadn m\u1ed9t c\u00e1ch v\u00f4 h\u00ecnh<\/p>\n
Trong c\u00e1c giao d\u1ecbch ngo\u1ea1i h\u1ed1i, chi ph\u00ed r\u00f5 r\u00e0ng (ch\u00eanh l\u1ec7ch, ph\u00ed x\u1eed l\u00fd) r\u1ea5t d\u1ec5 \u0111\u01b0\u1ee3c \u0111\u1ecbnh l\u01b0\u1ee3ng, trong khi \"\u0111i\u1ec3m c\u1ed9ng t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i\", nh\u01b0 m\u1ed9t kho\u1ea3n ph\u00ed ng\u1ea7m ph\u1ed5 bi\u1ebfn trong ng\u00e0nh, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i d\u01b0\u1edbi d\u1ea1ng \"ph\u00ed x\u1eed l\u00fd trao \u0111\u1ed5i\" ho\u1eb7c \"t\u1ed5n th\u1ea5t ch\u00eanh l\u1ec7ch t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i\" v\u00e0 b\u1ecb c\u00e1c nh\u00e0 giao d\u1ecbch b\u1ecf qua. Logic ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00e0: khi ng\u01b0\u1eddi d\u00f9ng g\u1eedi v\u00e0 r\u00fat ti\u1ec1n, n\u1ec1n t\u1ea3ng s\u1ebd t\u0103ng ho\u1eb7c gi\u1ea3m t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i c\u01a1 b\u1ea3n 0,5% -2% - v\u00ed d\u1ee5: khi t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i c\u01a1 b\u1ea3n c\u1ee7a \u0111\u00f4 la M\u1ef9 so v\u1edbi RMB l\u00e0 7,20, n\u1ec1n t\u1ea3ng s\u1ebd \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c 7,28 (c\u1ed9ng \u0111i\u1ec3m 1,1%) khi g\u1eedi ti\u1ec1n v\u00e0 \u1ed5n \u0111\u1ecbnh \u1edf m\u1ee9c 7,12 (c\u1ed9ng \u0111i\u1ec3m c\u1ed9ng 1,1%) khi r\u00fat ti\u1ec1n. M\u1ee9c l\u1ed7 trao \u0111\u1ed5i th\u1ef1c t\u1ebf \u1edf m\u1ed7i v\u00f2ng l\u00e0 2,2%. \u0110\u1ed1i v\u1edbi m\u1ed9t nh\u00e0 giao d\u1ecbch c\u00f3 s\u1ed1 ti\u1ec1n g\u1eedi v\u00e0 r\u00fat trung b\u00ecnh h\u00e0ng th\u00e1ng l\u00e0 10.000 USD, ri\u00eang kho\u1ea3n l\u1ed7 trao \u0111\u1ed5i h\u00e0ng n\u0103m s\u1ebd v\u01b0\u1ee3t qu\u00e1 2.000 USD, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi vi\u1ec7c ti\u00eau t\u1ed1n 15% l\u1ee3i nhu\u1eadn ti\u1ec1m n\u0103ng. \u0110i\u1ec1u \u1ea9n gi\u1ea5u h\u01a1n n\u1eefa l\u00e0 m\u1ed9t s\u1ed1 n\u1ec1n t\u1ea3ng s\u1eed d\u1ee5ng \"b\u1ed5 sung \u0111i\u1ec3m theo t\u1eebng b\u01b0\u1edbc\". S\u1ed1 ti\u1ec1n g\u1eedi c\u00e0ng l\u1edbn th\u00ec t\u1ef7 l\u1ec7 c\u1ed9ng \u0111i\u1ec3m c\u00e0ng cao, khi\u1ebfn t\u1ed5n th\u1ea5t trao \u0111\u1ed5i c\u1ee7a s\u1ed1 ti\u1ec1n l\u1edbn t\u0103ng theo c\u1ea5p s\u1ed1 nh\u00e2n.<\/p>\n
WMAX ph\u00e1 v\u1ee1 ho\u00e0n to\u00e0n quy t\u1eafc ti\u1ec1m \u1ea9n n\u00e0y v\u1edbi ch\u00ednh s\u00e1ch \"ch\u00eanh l\u1ec7ch t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i b\u1eb1ng 0\" v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 minh b\u1ea1ch v\u1ec1 chi ph\u00ed th\u00f4ng qua c\u01a1 ch\u1ebf trao \u0111\u1ed5i gi\u00e1 g\u1ed1c \u0111a ti\u1ec1n t\u1ec7. N\u1ec1n t\u1ea3ng n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i theo th\u1eddi gian th\u1ef1c c\u1ee7a th\u1ecb tr\u01b0\u1eddng ngo\u1ea1i h\u1ed1i li\u00ean ng\u00e2n h\u00e0ng qu\u1ed1c t\u1ebf (Th\u1ecb tr\u01b0\u1eddng li\u00ean ng\u00e2n h\u00e0ng). Khi g\u1eedi v\u00e0 r\u00fat ti\u1ec1n, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 th\u1ea5y r\u00f5 t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i chu\u1ea9n \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a v\u1edbi thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i Bloomberg m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 \u0111i\u1ec3m \u1ea9n ho\u1eb7c ph\u00ed chuy\u1ec3n \u0111\u1ed5i n\u00e0o. L\u1ea5y kho\u1ea3n ti\u1ec1n g\u1eedi 100.000 \u0111\u00f4 la M\u1ef9 l\u00e0m v\u00ed d\u1ee5, c\u00e1c n\u1ec1n t\u1ea3ng truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 kh\u1ea5u tr\u1eeb 1.500-2.000 \u0111\u00f4 la M\u1ef9 t\u1ed5n th\u1ea5t ngo\u1ea1i h\u1ed1i th\u00f4ng qua ch\u00eanh l\u1ec7ch \u0111i\u1ec3m, trong khi ng\u01b0\u1eddi d\u00f9ng WMAX c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 s\u1ed1 ti\u1ec1n. C\u01a1 ch\u1ebf minh b\u1ea1ch n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01b0\u1ee3c ph\u1ea3n \u00e1nh \u1edf m\u1ee9c \u0111\u1ed9 c\u00f4ng khai m\u00e0 c\u00f2n \u0111\u1ea1t \u0111\u01b0\u1ee3c \"truy t\u00ecm c\u00e1c s\u00e0n giao d\u1ecbch\" th\u00f4ng qua c\u00f4ng ngh\u1ec7 - ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 xem m\u00e3 nh\u00e0 cung c\u1ea5p thanh kho\u1ea3n v\u00e0 ngu\u1ed3n t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i c\u1ee7a m\u1ed7i s\u00e0n giao d\u1ecbch trong n\u1ec1n, lo\u1ea1i b\u1ecf c\u01a1 b\u1ea3n \"ho\u1ea1t \u0111\u1ed9ng h\u1ed9p \u0111en\". Nh\u01b0 gi\u00e1m \u0111\u1ed1c ki\u1ec3m so\u00e1t r\u1ee7i ro c\u1ee7a WMAX \u0111\u00e3 n\u00f3i: \u201cKi\u1ec3m so\u00e1t chi ph\u00ed th\u1ef1c s\u1ef1 ph\u1ea3i b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf m\u1ecdi kho\u1ea3n kh\u1ea5u tr\u1eeb \u1ea9n\u201d.<\/p>\n
N\u00e2ng cao chi\u1ec1u h\u01b0\u1edbng trong giao d\u1ecbch x\u00e3 h\u1ed9i: t\u1eeb sao ch\u00e9p chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ebfn c\u1ed9ng sinh nh\u1eadn th\u1ee9c<\/p>\n
C\u00e1c n\u1ec1n t\u1ea3ng giao d\u1ecbch x\u00e3 h\u1ed9i truy\u1ec1n th\u1ed1ng b\u1ecb m\u1eafc k\u1eb9t trong ch\u1ee9c n\u0103ng h\u1eddi h\u1ee3t l\u00e0 \u201ctheo d\u00f5i b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t\u201d, khi\u1ebfn nh\u1eefng ng\u01b0\u1eddi theo d\u00f5i r\u01a1i v\u00e0o t\u00ecnh th\u1ebf kh\u00f3 x\u1eed \u201cbi\u1ebft chuy\u1ec7n g\u00ec \u0111ang x\u1ea3y ra nh\u01b0ng kh\u00f4ng bi\u1ebft t\u1ea1i sao\u201d. M\u1ed9t khi phong c\u00e1ch th\u1ecb tr\u01b0\u1eddng thay \u0111\u1ed5i, ch\u00fang s\u1ebd ph\u1ea3i ch\u1ecbu m\u1ed9t \u0111\u1ee3t tho\u00e1i lui m\u1ea1nh. WMAX t\u00e1i t\u1ea1o l\u1ea1i \u00fd ngh\u0129a c\u1ee7a giao d\u1ecbch x\u00e3 h\u1ed9i v\u00e0 \u0111\u1ecbnh ngh\u0129a n\u00f3 l\u00e0 m\u1ed9t v\u00f2ng kh\u00e9p k\u00edn sinh th\u00e1i c\u1ee7a \"ki\u1ebfm ti\u1ec1n nh\u1eadn th\u1ee9c\": m\u1ed9t m\u1eb7t, c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn c\u1ea7n ti\u1ebft l\u1ed9 logic v\u1ecb th\u1ebf ho\u00e0n ch\u1ec9nh, quy t\u1eafc qu\u1ea3n l\u00fd r\u1ee7i ro v\u00e0 d\u1eef li\u1ec7u tho\u00e1i lui t\u1ed1i \u0111a trong l\u1ecbch s\u1eed, thay v\u00ec ch\u1ec9 hi\u1ec3n th\u1ecb \u0111\u01b0\u1eddng cong l\u1ee3i nhu\u1eadn; m\u1eb7t kh\u00e1c, nh\u1eefng ng\u01b0\u1eddi theo d\u00f5i c\u00f3 th\u1ec3 xem c\u01a1 s\u1edf ra quy\u1ebft \u0111\u1ecbnh c\u1ee7a nh\u00e0 giao d\u1ecbch (ch\u1eb3ng h\u1ea1n nh\u01b0 gi\u1ea3i th\u00edch ch\u00ednh s\u00e1ch c\u1ee7a C\u1ee5c D\u1ef1 tr\u1eef Li\u00ean bang, ph\u00e2n t\u00edch bi\u1ec3u m\u1eabu k\u1ef9 thu\u1eadt) trong th\u1eddi gian th\u1ef1c v\u00e0 t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c nh\u00e0 giao d\u1ecbch th\u00f4ng qua H\u1ecfi & \u0110\u00e1p c\u1ee7a c\u1ed9ng \u0111\u1ed3ng. M\u00f4 h\u00ecnh \"minh b\u1ea1ch chi\u1ebfn l\u01b0\u1ee3c + tr\u1ef1c quan h\u00f3a logic\" n\u00e0y thay \u0111\u1ed5i h\u00e0nh vi sao ch\u00e9p t\u1eeb b\u1ea3n sao l\u1ee3i nhu\u1eadn \u0111\u01a1n gi\u1ea3n sang quy tr\u00ecnh h\u1ecdc t\u1eadp - m\u1ed9t ng\u01b0\u1eddi m\u1edbi d\u1ea7n d\u1ea7n n\u1eafm v\u1eefng khung giao d\u1ecbch theo s\u1ef1 ki\u1ec7n v\u0129 m\u00f4 b\u1eb1ng c\u00e1ch quan s\u00e1t logic \u0111i\u1ec1u ch\u1ec9nh v\u1ecb th\u1ebf c\u1ee7a c\u00e1c nh\u00e0 giao d\u1ecbch c\u1ea5p cao tr\u01b0\u1edbc khi c\u00f4ng b\u1ed1 d\u1eef li\u1ec7u CPI v\u00e0 l\u1ee3i nhu\u1eadn \u0111\u1ed9c l\u1eadp c\u1ee7a anh ta \u0111\u00e3 t\u0103ng 40% sau ba th\u00e1ng.<\/p>\n
\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 l\u00e0nh m\u1ea1nh c\u1ee7a h\u1ec7 sinh th\u00e1i x\u00e3 h\u1ed9i, WMAX \u0111\u00e3 thi\u1ebft l\u1eadp c\u01a1 ch\u1ebf nghi\u00eam ng\u1eb7t \"truy c\u1eadp l\u1ec7nh-ki\u1ec3m so\u00e1t r\u1ee7i ro \u0111\u1ed9ng-r\u00e0ng bu\u1ed9c l\u1ee3i \u00edch\". Khi c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u0103ng k\u00fd tr\u1edf th\u00e0nh nh\u00e0 cung c\u1ea5p t\u00edn hi\u1ec7u, h\u1ecd c\u1ea7n ph\u1ea3i v\u01b0\u1ee3t qua ba l\u1ea7n \u0111\u00e1nh gi\u00e1 c\u1ee7a n\u1ec1n t\u1ea3ng: t\u1ef7 l\u1ec7 th\u1eafng th\u1ef1c t\u1ebf l\u1ecbch s\u1eed trong 6 th\u00e1ng kh\u00f4ng d\u01b0\u1edbi 55%, t\u1ef7 l\u1ec7 r\u00fat ti\u1ec1n t\u1ed1i \u0111a kh\u00f4ng qu\u00e1 20% v\u00e0 t\u1ef7 l\u1ec7 Sharpe cao h\u01a1n 1,2; sau khi \u1ed5n \u0111\u1ecbnh, h\u1ec7 th\u1ed1ng s\u1ebd gi\u00e1m s\u00e1t m\u1ee9c \u0111\u1ed9 t\u1eadp trung v\u1ecb th\u1ebf v\u00e0 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro c\u1ee7a h\u1ecd trong th\u1eddi gian th\u1ef1c. Sau khi ch\u1ea1m v\u00e0o \u0111\u01b0\u1eddng c\u1ea3nh b\u00e1o (ch\u1eb3ng h\u1ea1n nh\u01b0 v\u1ecb tr\u00ed c\u1ee7a m\u1ed9t s\u1ea3n ph\u1ea9m v\u01b0\u1ee3t qu\u00e1 30%), c\u01a1 quan giao d\u1ecbch s\u1ebd t\u1ef1 \u0111\u1ed9ng b\u1ecb \u0111\u00ecnh ch\u1ec9 v\u00e0 qu\u00e1 tr\u00ecnh xem x\u00e9t th\u1ee7 c\u00f4ng s\u1ebd \u0111\u01b0\u1ee3c b\u1eaft \u0111\u1ea7u. \u0110i\u1ec1u s\u00e1ng t\u1ea1o h\u01a1n l\u00e0 c\u01a1 ch\u1ebf \u201cchia s\u1ebb l\u1ee3i nhu\u1eadn\u201d: nh\u00e0 giao d\u1ecbch ch\u1ec9 \u0111\u01b0\u1ee3c r\u00fat kh\u00f4ng qu\u00e1 20% l\u1ee3i nhu\u1eadn t\u1eeb l\u1ee3i nhu\u1eadn c\u1ee7a ng\u01b0\u1eddi theo d\u00f5i. N\u1ebfu ng\u01b0\u1eddi theo d\u00f5i b\u1ecb thua l\u1ed7, nh\u00e0 giao d\u1ecbch c\u1ea7n ho\u00e0n l\u1ea1i m\u1ed9t ph\u1ea7n l\u1ee3i nhu\u1eadn l\u1ecbch s\u1eed theo t\u1ef7 l\u1ec7. C\u01a1 ch\u1ebf r\u00e0ng bu\u1ed9c l\u1ee3i \u00edch n\u00e0y bu\u1ed9c c\u00e1c nh\u00e0 giao d\u1ecbch ph\u1ea3i t\u1eeb b\u1ecf c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u201cc\u1edd b\u1ea1c\u201d t\u00e1o b\u1ea1o v\u00e0 chuy\u1ec3n sang qu\u1ea3n l\u00fd r\u1ee7i ro th\u1eadn tr\u1ecdng. D\u1eef li\u1ec7u cho th\u1ea5y th\u1eddi gian n\u1eafm gi\u1eef trung b\u00ecnh c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p t\u00edn hi\u1ec7u c\u00f3 l\u1ee3i nhu\u1eadn \u1ed5n \u0111\u1ecbnh tr\u00ean n\u1ec1n t\u1ea3ng WMAX l\u00e0 7 ng\u00e0y, cao h\u01a1n nhi\u1ec1u so v\u1edbi m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh l\u00e0 1,8 ng\u00e0y, kh\u1eb3ng \u0111\u1ecbnh t\u00ednh hi\u1ec7u qu\u1ea3 c\u1ee7a c\u01a1 ch\u1ebf ki\u1ec3m so\u00e1t r\u1ee7i ro.<\/p>\n
S\u1ef1 m\u1edf r\u1ed9ng gi\u00e1 tr\u1ecb c\u1ee7a h\u1ec7 sinh th\u00e1i minh b\u1ea1ch: t\u1eeb c\u00f4ng c\u1ee5 giao d\u1ecbch \u0111\u1ebfn \u0111\u1ed1i t\u00e1c gi\u00e0u c\u00f3<\/p>\n
Ho\u1ea1t \u0111\u1ed9ng minh b\u1ea1ch c\u1ee7a WMAX kh\u00f4ng ch\u1ec9 gi\u1edbi h\u1ea1n \u1edf vi\u1ec7c g\u1eedi, r\u00fat \u200b\u200bti\u1ec1n v\u00e0 giao d\u1ecbch x\u00e3 h\u1ed9i m\u00e0 c\u00f2n \u0111i s\u00e2u v\u00e0o m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a qu\u1ea3n l\u00fd t\u00e0i kho\u1ea3n. N\u1ec1n t\u1ea3ng n\u00e0y l\u00e0 c\u00f4ng c\u1ee5 \"t\u00ednh to\u00e1n chi ph\u00ed\" \u0111\u1ea7u ti\u00ean. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 nh\u1eadp lo\u1ea1i giao d\u1ecbch, k\u00edch th\u01b0\u1edbc l\u00f4 v\u00e0 th\u1eddi gian n\u1eafm gi\u1eef. H\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u1ea1o ra chi ti\u1ebft t\u1ed5ng chi ph\u00ed bao g\u1ed3m ch\u00eanh l\u1ec7ch, l\u00e3i qua \u0111\u00eam v\u00e0 t\u1ed5n th\u1ea5t t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i, \u0111\u1ed3ng th\u1eddi so s\u00e1nh n\u00f3 v\u1edbi m\u1ee9c trung b\u00ecnh c\u1ee7a ng\u00e0nh \u0111\u1ec3 hi\u1ec3n th\u1ecb tr\u1ef1c quan s\u1ed1 ti\u1ec1n ti\u1ebft ki\u1ec7m. V\u1ec1 m\u1eb7t qu\u1ea3n l\u00fd qu\u1ef9, WMAX \u0111\u00e3 ra m\u1eaft ch\u1ee9c n\u0103ng \"v\u00ed \u0111a ti\u1ec1n t\u1ec7\" h\u1ed7 tr\u1ee3 l\u01b0u tr\u1eef v\u00e0 trao \u0111\u1ed5i \u0111\u1ed9c l\u1eadp 12 lo\u1ea1i ti\u1ec1n t\u1ec7 ch\u00ednh th\u1ed1ng nh\u01b0 \u0111\u00f4 la M\u1ef9, euro v\u00e0 b\u1ea3ng Anh. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 \u0111\u1ed9c l\u1eadp ch\u1ecdn th\u1eddi gian trao \u0111\u1ed5i d\u1ef1a tr\u00ean bi\u1ebfn \u0111\u1ed9ng t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i \u0111\u1ec3 tr\u00e1nh t\u1ed5n th\u1ea5t trao \u0111\u1ed5i do trao \u0111\u1ed5i b\u1eaft bu\u1ed9c. M\u00f4 h\u00ecnh tr\u1ea3 l\u1ea1i l\u1ef1a ch\u1ecdn cho ng\u01b0\u1eddi d\u00f9ng n\u00e0y s\u1ebd thay \u0111\u1ed5i vai tr\u00f2 c\u1ee7a n\u1ec1n t\u1ea3ng t\u1eeb \"ng\u01b0\u1eddi t\u1ea1o quy t\u1eafc\" th\u00e0nh \"ng\u01b0\u1eddi h\u1ed7 tr\u1ee3 d\u1ecbch v\u1ee5\".<\/p>\n
S\u1ef1 thay \u0111\u1ed5i s\u00e2u s\u1eafc h\u01a1n n\u1eb1m \u1edf vi\u1ec7c t\u00e1i thi\u1ebft c\u00e1c c\u01a1 ch\u1ebf tin c\u1eady. WMAX th\u01b0\u1eddng xuy\u00ean t\u1ed5 ch\u1ee9c c\u00e1c s\u1ef1 ki\u1ec7n \"Ng\u00e0y minh b\u1ea1ch giao d\u1ecbch\", m\u1eddi c\u00e1c t\u1ed5 ch\u1ee9c ki\u1ec3m to\u00e1n b\u00ean th\u1ee9 ba x\u00e1c minh t\u1ea1i ch\u1ed7 tr\u1ea1ng th\u00e1i l\u01b0u k\u00fd qu\u1ef9 c\u1ee7a kh\u00e1ch h\u00e0ng v\u00e0 h\u1ed3 s\u01a1 th\u1ef1c hi\u1ec7n l\u1ec7nh giao d\u1ecbch, \u0111\u1ed3ng th\u1eddi ti\u1ebft l\u1ed9 quy tr\u00ecnh ki\u1ec3m to\u00e1n cho ng\u01b0\u1eddi d\u00f9ng to\u00e0n c\u1ea7u th\u00f4ng qua ph\u00e1t s\u00f3ng tr\u1ef1c ti\u1ebfp. Trong qu\u1ea3n tr\u1ecb c\u1ed9ng \u0111\u1ed3ng, n\u1ec1n t\u1ea3ng \u0111\u00e3 th\u00e0nh l\u1eadp \"\u1ee6y ban gi\u00e1m s\u00e1t ng\u01b0\u1eddi d\u00f9ng\", trong \u0111\u00f3 c\u00e1c nh\u00e0 giao d\u1ecbch c\u1ea5p cao tham gia s\u1eeda \u0111\u1ed5i quy t\u1eafc v\u00e0 x\u1eed l\u00fd vi ph\u1ea1m, h\u00ecnh th\u00e0nh c\u1ea5u tr\u00fac qu\u1ea3n tr\u1ecb ki\u1ec3m tra v\u00e0 c\u00e2n b\u1eb1ng ba b\u00ean c\u1ee7a \"gi\u00e1m s\u00e1t n\u1ec1n t\u1ea3ng-ng\u01b0\u1eddi d\u00f9ng\". S\u1ef1 minh b\u1ea1ch to\u00e0n di\u1ec7n n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m gi\u1ea3m s\u1ef1 b\u1ea5t c\u00e2n x\u1ee9ng th\u00f4ng tin m\u00e0 c\u00f2n nu\u00f4i d\u01b0\u1ee1ng v\u0103n h\u00f3a giao d\u1ecbch h\u1ee3p l\u00fd v\u00e0 tr\u01b0\u1edfng th\u00e0nh - khi ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u00f2n b\u1ecb x\u00f3i m\u00f2n b\u1edfi chi ph\u00ed \u1ea9n v\u00e0 khi vi\u1ec7c tu\u00e2n theo c\u00e1c l\u1ec7nh kh\u00f4ng c\u00f2n l\u00e0 m\u1ed9t b\u1ea3n sao m\u00f9 m\u00e0 l\u00e0 m\u1ed9t b\u1ea3n n\u00e2ng c\u1ea5p nh\u1eadn th\u1ee9c, b\u1ea3n ch\u1ea5t c\u1ee7a giao d\u1ecbch quay tr\u1edf l\u1ea1i v\u1edbi s\u1ef1 s\u1ee3 h\u00e3i v\u00e0 n\u1eafm b\u1eaft c\u00e1c quy lu\u1eadt c\u1ee7a th\u1ecb tr\u01b0\u1eddng. Khi m\u1ed9t ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 l\u1ea1i l\u1eddi nh\u1eafn trong c\u1ed9ng \u0111\u1ed3ng: \"Trong WMAX, l\u1ea7n \u0111\u1ea7u ti\u00ean, t\u00f4i bi\u1ebft r\u00f5 m\u00ecnh \u0111ang ki\u1ebfm \u0111\u01b0\u1ee3c bao nhi\u00eau ti\u1ec1n v\u00e0 m\u1ea5t bao nhi\u00eau ti\u1ec1n. C\u1ea3m gi\u00e1c ki\u1ec3m so\u00e1t n\u00e0y c\u00f2n qu\u00fd gi\u00e1 h\u01a1n ch\u00ednh l\u1ee3i nhu\u1eadn.\"<\/p>\n
B\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf c\u00e1c \u0111i\u1ec3m t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i v\u00e0 t\u00e1i c\u01a1 c\u1ea5u h\u1ec7 sinh th\u00e1i giao d\u1ecbch x\u00e3 h\u1ed9i, WMAX \u0111ang g\u00e2y ra m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng minh b\u1ea1ch trong ng\u00e0nh giao d\u1ecbch. C\u1ed1t l\u00f5i c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng n\u00e0y l\u00e0 \u0111\u1eb7t l\u1ee3i \u00edch c\u1ee7a th\u01b0\u01a1ng nh\u00e2n l\u00ean tr\u00ean l\u1ee3i \u00edch th\u01b0\u01a1ng m\u1ea1i v\u00e0 s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf c\u01a1 ch\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa c\u00f4ng b\u1eb1ng v\u00e0 hi\u1ec7u qu\u1ea3. Khi m\u1ecdi l\u1ee3i nhu\u1eadn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u1ecf t\u00fai ho\u00e0n to\u00e0n v\u00e0 khi m\u1ecdi \u0111\u01a1n \u0111\u1eb7t h\u00e0ng ti\u1ebfp theo c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh c\u1ea3i thi\u1ec7n nh\u1eadn th\u1ee9c, c\u00e1c giao d\u1ecbch t\u00e0i ch\u00ednh th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 \u0111\u1ec3 t\u1ea1o ra gi\u00e1 tr\u1ecb ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u00f2ng b\u1ea1c \u0111\u1ec3 thu ho\u1ea1ch c\u1ee7a c\u1ea3i.<\/p>","protected":false},"excerpt":{"rendered":"
T\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i g\u1eedi v\u00e0 r\u00fat ti\u1ec1n \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t th\u00eam m\u1ed9t s\u1ed1 b\u1ee9c m\u00e0n m\u00e0u x\u00e1m c\u1ee7a ng\u00e0nh, b\u1eaft \u0111\u1ea7u m\u1ed9t cu\u1ed9c c\u00e1ch m\u1ea1ng v\u1ec1 nh\u1eadn th\u1ee9c v\u00e0 quy\u1ec1n b\u00ecnh \u0111\u1eb3ng trong giao d\u1ecbch x\u00e3 h\u1ed9i! B\u00e0i vi\u1ebft n\u00e0y chuy\u00ean s\u00e2u ph\u00e1 b\u1ecf c\u00e1c \"\u0111i\u1ec3m b\u01b0\u1edbc\" ti\u1ec1m \u1ea9n v\u00e0 b\u1eaby t\u1ed5n th\u1ea5t h\u1ed1i \u0111o\u00e1i trong c\u00e1c giao d\u1ecbch qu\u1ed1c t\u1ebf, \u0111\u1ed3ng th\u1eddi xem x\u00e9t vi\u1ec7c gi\u1ea3m chi ph\u00ed v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 c\u1ee7a ch\u00ednh s\u00e1ch \"ch\u00eanh l\u1ec7ch t\u1ef7 gi\u00e1 h\u1ed1i \u0111o\u00e1i b\u1eb1ng 0\" k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi th\u1ecb tr\u01b0\u1eddng ngo\u1ea1i h\u1ed1i li\u00ean ng\u00e2n h\u00e0ng qu\u1ed1c t\u1ebf. Gi\u1ea3i th\u00edch chi ti\u1ebft c\u00e1ch ph\u00e1 v\u1ee1 gi\u1edbi h\u1ea1n c\u1ee7a vi\u1ec7c theo l\u1ec7nh m\u00f9 qu\u00e1ng ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t th\u00f4ng qua \"h\u00ecnh \u1ea3nh h\u00f3a logic v\u1ecb tr\u00ed\" v\u00e0 gi\u1ea3i m\u00e3 vai tr\u00f2 c\u1ed1t l\u00f5i c\u1ee7a vi\u1ec7c v\u00e0o l\u1ec7nh \u1edf ng\u01b0\u1ee1ng cao, c\u01a1 ch\u1ebf ki\u1ec3m so\u00e1t r\u1ee7i ro linh ho\u1ea1t v\u00e0 chia s\u1ebb l\u1ee3i nhu\u1eadn trong vi\u1ec7c h\u1ea1n ch\u1ebf c\u00e1c chi\u1ebfn l\u01b0\u1ee3c hung h\u00e3n.<\/p>","protected":false},"author":1,"featured_media":10271,"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":[1260,1261,1262],"class_list":["post-10270","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorial","tag-1260","tag-1261","tag-1262"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10270","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=10270"}],"version-history":[{"count":1,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10270\/revisions"}],"predecessor-version":[{"id":10272,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/posts\/10270\/revisions\/10272"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media\/10271"}],"wp:attachment":[{"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/media?parent=10270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/categories?post=10270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kpai1.cn\/vi\/wp-json\/wp\/v2\/tags?post=10270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}