Problem solutions to ch 8 LG3 8-1 Stock Index Performance On October 9, 2007, the Dow Jones Industrial Average set a new high. The index closed at 14,164.53, which was up 120.80 that day. What was the return (in percent) of the stock market that day? FV = PV × (1 + i) 14,164.53 = (14,164.53 - 120.80) × (1 + i) i = (14,164.53 / 14,043.73) - 1 = 0.86% LG3 8-2 Stock Index Performance On March 9, 2009, the Dow Jones Industrial Average reached a new low. The index closed at 6,547…
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