1． Ronald’s monthly demand for Cap Rock Chardonnay is given by 116()50010QITP=+−−,where I is Ronald’s monthly income,T is his tax expense and P is the price of Cap Rock Chardonnay.Suppose the Price of Cap Rock Chardonnay is $10,Ronald’s monthly income is $15,000,and his tax expense is $5,000.Calculate how much Ronald changes his Chardonnay consumption if his taxes are increased by 20%.Also,calculate Ronald’s Consumer Surplus from consuming Cap Rock Chardonnay before and after the increase in taxes
那个关系式是Q=6+（1/500)(I—T)—（1/10)*P