Suppose that there are just three types of investors with the following tax rates: Individuals Corporations Institutions Dividends 35 % 20 % 0 % Capital gains 18 8 0 Individuals invest a total of $81.5 billion in stock and corporations invest $11.80 billion. The remaining stock is held by the institutions. All three groups simply seek to maximize their after-tax income. These investors can choose from three types of stock offering the following pretax payouts per share: Low Payout Medium Payout High Payout Dividends $ 8 $ 8 $ 35 Capital gains 18 8 0 These payoffs are expected to persist in perpetuity. The low-payout stocks have a total market value of $101.5 billion, the medium-payout stocks have a value of $51.5 billion, and the high-payout stocks have a value of $121.5 billion. a. Who are the marginal investors that determine the prices of the stocks? Individuals Corporations Institutions b. Suppose that this marginal group of investors requires an after-tax return of 12%. What are the prices of the low-, medium-, and high-payout stocks?(Do not round intermediate calculations. Round your answers to 2 decimal places.) Price of low-payout stock $ Price of medium-payout stock $ Price of high-payout stock $ c. Calculate the after-tax returns of the three types of stock for each investor group. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Institutions Individuals Corporations Low-payout stock % % % Medium-payout stock % % % High-payout stock % % % d. What are the dollar amounts of the three types of stock held by each investor group? (Leave no cells blank - be certain to enter "0" wherever required. Round your answers to 2 decimal places.) Institutions Individuals Corporations Low-payout stock $ $ $ Medium-payout stock $ $ $ High-payout stock $ $ $