True or false

1. Although water is a renewable resource, having the amount of water we want, when we want it, and where we want it is not free. Select one: True False 2. One reason cities cling to their rent control laws is that they work extremely well to help poor people secure cheaper housing. Select one: True False 3. The economically efficient level of safety occurs when the difference between the marginal benefit of additional safety and its marginal cost is at its highest. Select one: True False 4. Paying people for organ donations is in reality exploitation of the poor and disadvantaged. Select one: True False