Shannon is driving in downtown santa fe. she is not very familiar with the area and is running late for her appointment. she heads to a nearby paid parking lot and is told that it costs $10 to park. shannon is irritated by the price. although there are likely other paid parking lots that are less expensive, shannon pays the price to park there. different cost considerations impacted shannon's decision, but clearly one stood out over all the others. which cost exerted the most influence over shannon's decision to park in the $10 parking lot?

Susie buys two goods - rounds of golf and massages. suppose that the price of a round of golf is $20, and the price of a massage is $30. in a typical week susie will play two rounds of golf, getting 20 units of satisfaction from the second round. she normally buys three massages each week, with the third giving her 30 units of satisfaction. if she were to buy a fourth massage in a week, it would give her 20 units of satisfaction. if the price of massages is reduced to $15, which of the following outcomes might we expect to occur? a) susie would leave her consumption choices unchanged because of diminishing marginal utility in the consumption of massages. b) susie would buy more massages and more rounds of golf, as predicted by the substituion effect. c) susie would buy more massages and fewer rounds of golf, as predicted by the substitution effect. d) susie would buy more massage and fewer rounds of golf, as predicted by income effect.