Suppose the income elasticity of demand for food is 0.5 and the
price elasticity of demand is -1.0. Suppose a hypothetical group of
people spend $10,000 a year on food, the price of food is $2, and
that their total income is $25,000.
a. If a sales tax on food caused the price of food to increase
to $2.50, what would happen to their consumption of food?
b. Suppose they will get a tax rebate of $2500 to ease the...