还是自己学会分析比较好
1. 列出现金流

参考:http://www.prudential.com.sg/corp/prudential_en_sg/solutions/save/PRUadvance_saver.html
2. 用Excel的IRR函数计算回报

参考:http://www.wikihow.com/Calculate-an-Irr-on-Excel
3. 比较同期政府债券回报 (2.7% as of end of 2015)
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参考:https://asianbondsonline.adb.org/singapore/data/marketwatch.php?code=government_bond_yields