Problem
A consumer can buy good A at £3 a unit and good B at £2 a unit and has a budget of £60. What is the slope of the budget constraint if quantity of A is measured on the horizontal axis? What happens to this slope if
(a) the price of A falls to £2?
(b) with A at its original price the price of B rises to £3?
(c) both prices double?
(d) the budget is cut by 25%?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.