Which of the following statements is true? O In selecting comparable firms for use in calculating a project's cost of capital, it is most important that the comparable firms have roughly the same basic business as the project O When regressing future stock returns on past stock returns, you obtain an R-squared of 60% and a p-value of 0.08. This means that the market is inefficient All of these statements are true O Although there are a lot of advantages for stock repurchase over dividend, when there is no market imperfection, stock repurchase does not change firm's value