chapter 3 - Financial modeling by Simon Benninga 4th edition

Q 12. The template for exercise 12 gives the prices of the Vanguard Index 500 Fund (symbol: VFINX). This funds prices replicate the S&P 500 with dividends reinvested. Use these data to estimate the expected return on the S&P 500 in two variations: All the data, the last 2 years. (This exercise shows the problematics of using historical market data to estimate the expected returns.)