2. For simplicity, we normally treat aggregate tax payments (T) as determined by poli factors unrelated to output. However, suppose that aggregate tax payments are pro income. That is, T = t . Y, where t is the marginal tax rate and is between o and 1. a. How, if at all, would this change in our assumptions affect the Keynesian cro b. Would this change increase, decrease, or have no impact on the multiplier e not possible to tell? (That is, how would the effect of a given vertical shift of expenditure line compare with what it was before?)