The fact that high-income earners tend to earn a higher percentage of their incomes from rent and dividends, in contrast to low-income earners, make the payroll taxes

The cross price elasticities among substitute goods will be extremely high when

a. b and d b. they are very similar to each other c. people are consuming them frequently d. people consume them in equal quantities e. they are imperfect substitutes

The following are incomes earned but not received by the nation's households, except:

A.  Corporate income taxes B.  Social security contribution C.  Transfer payments D.  Undistributed corporate profits