期同现金流(Mwhy?) Year 1 Year 2 Year 3 Year 4 a $40,000$40,000$40,000$40,000 2333131,11510,3675,187 c $16,669$8,885$29,633$34813 d) 6,66835541185313925 $10,001$5331$17780$20,888 f)+23,33131,11510,3675,187 g) $33,332$36,446$28,147$26,075 12-2212-22 期间现金流(why?) Year 1 Year 2 Year 3 Year 4 a) $40,000 $40,000 $40,000 $40,000 b) - 23,331 31,115 10,367 5,187 c) = $16,669 $ 8,885 $29,633 $34,813 d) - 6,668 3,554 11,853 13,925 e) = $10,001 $ 5,331 $17,780 $20,888 f) + 23,331 31,115 10,367 5,187 g) = $33,332 $36,446 $28,147 $26,075