You are studying the market for public transportation in a particular region. In each of the cases below, explain whether the change will lead to a shift in supply, a shift in demand, a movement along the supply Curve, or a movement along the demand curve and in which direction. (i) Suppose that several thousand residents move away from the region you are studying. (ii) Suppose that several thousand new residents move into the region you are studying. (iii) Suppose that the local government decides to raise the price of public transportation tickets