Introduction: For Chen Cheng, thirty means interest鈥攖he interest rate.From 3,000, to 100,000, to a million, to ten million, and then to over a hundred million鈥?n ever-increasing amount of principal, an endless stream of interest.With money generating money, compounded interest calculations made Chen Cheng exclaim:This money can鈥檛 be spent! Absolutely can鈥檛 be spent! For a lifetime, I can鈥檛 finish spending it!                                                                                                                                                                                         Show more...