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How will the market demand curve for a 'normal' good shift (i.e. left , right or no shift ) in each of the following cases? (a) The price of a substitute good falls .................... left / right / no shift (b) Population rises .................................................. left / right / no shift (c) Tastes shift away from the good ........................ left / right / no shift (d) The price of a complementary good falls .......... left / right / no shift (e) The good becomes more expensive ................... left / right / no shift