買外匯台銀好還是玉山好? - 歐元

By Hardy
at 2012-05-19T09:46
at 2012-05-19T09:46
Table of Contents
文章日期: 2012/MAY/19
緣由:在昨天的閒聊中,n 大提到了他買 29.14 的澳幣,
因為我同時有買外匯最推薦的兩家銀行:台銀和玉山,
所以就想說同樣的價格是在哪家銀行買比較划算呢?
n 大買的 29.14 折扣 0.2% 後是 29.08172
比玉山的 29.14 折扣 5 分 29.09 來得低,
所以一開始算的時候我以為是台銀,後來才發現有一個盲點。
因為玉山的澳幣價差比台銀小,
所以如果要操作外匯的話應該是用玉山買澳幣比較好。
因為這個案例所以引發了我的興趣,
就算了一下目前玉山網銀操作有優惠的外幣幣種和台銀的比較,
Base 資料如下:
玉山價差A 玉山優惠B 台銀價差C 銀行賣出價交叉點D
港幣 0.060 0.020 0.060 10.030
日圓 0.004 0.001 0.004 0.5020
歐元 0.400 0.120 0.400 60.200
英鎊 0.400 0.100 0.420 55.210
加拿大幣 0.180 0.050 0.220 35.110
新加坡幣 0.160 0.040 0.180 25.090
紐西蘭幣 0.240 0.050 0.200 15.100
南非幣 0.120 0.030 0.100 10.050
澳幣 0.200 0.050 0.230 32.615
瑞士法郎 0.200 0.050 0.290 47.645
泰國銖 0.040 0.000 0.040 0.0200
瑞典幣 0.060 0.010 0.100 15.050
公式:0.998D-1.002(D-C) = A-2B
(1.002C -A +2B)/0.004 = D 然後得到的結果如上面所示。
也就是說,不是永遠在玉山買澳幣或日幣比較便宜,
而是只要澳幣超過 32.615 或日幣超過 0.502 的價位時,
建議在台銀買價差會比較小。
不過以上的資料是建立在一個大前提下,
就是兩家銀行的網銀操作優惠沒變及價差沒有變動的情況下才成立,
請各位版友注意,謝謝。
以上,請各位版友指正有誤的地方,謝謝。
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