Determine the effect of each of the following events on either the demand or supply of new houses, and thus their price. Indicate (i) whether demand for, or supply of, new houses will increase or decrease, and (ii) the effect of the change upon the price of houses. (Assume all other factors remain the same.) (10 marks) a) The average incomes of Canadians rises after a period of stagnation. b) Mortgage rates rise. c) The cost of building materials rises. d) The country experiences an increase in the birth rate e) New restrictions on urban sprawl are introduced by government