How taxation and legislation impact positively and negatively on a insurance company

Double corporation acquired all of the common stock of simple company for

Mikkelson corporation's stock had a required return of 12.50% last year, when the risk-free rate was 3% and the market risk premium was 4.75%. then an increase in investor risk aversion caused the market risk premium to rise by 2%. the risk-free rate and the firm's beta remain unchanged. what is the company's new required rate of return? (hint: first calculate the beta, then find the required return.) do not round your intermediate calculations.

If the reserve requirement is 10 percent, what amount of excess reserves does a bank acquire when a business deposits a $500 check drawn on another bank?