a The S&P 500 Index is one of the most commonly used benchmark indices for the U.S. equity markets. Consisting of 500 companies, it is a market value-weighted index. This means that each company's performance is reflected in the index, weighted by the ratio of the company's value to the total value of all the companies. Based on your understanding of P/E ratios, in which of the following situations would the average trailing P/E ratio (current price divided by earnings per share over the previous 12 months) of the S&P SOO Index be higher The outlook for the economy and the markets is for a downturn. The outlook for the economy and the markets is for an improvement. You invest $100,000 in only one stock. To which kind of risk will you primarily be exposed? Stand-alone risk Portfolio risk Generally, investors would prefer to invest in assets that have: A lower than average expected rate of return given its perceived risk A higher than average expected rate of return olven its perceived risk