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| || | ||  \ \\/ // \ \\ / //   / _ \\  |  __ \\  
| || | ||   \ ` //   \ \/ //   / //\ \\ | |  \ || 
| \\_/ ||    | ||     \  //   |  ___  ||| |__/ || 
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  `---`      `-`'       `     `-`   `-`  -----`

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發送短信 : INPUT-OUTPUT ANALYSIS OF THE PRIVATE REAL ESTATE SERVICES IN THE SINGAPORE ECONOMY