Question 9 (1 point) Listen A positive externality occurs when there are external benefits. there are no external costs nor external benefits. there are both external costs and external benefits. there are external costs. Question 10 (1 point) Listen All of the following can occur with a market failure except resources are allocated efficiently. O the price in the free market is too high. O the quantity in the free market is too high. O the quantity in the free market is too low.Question 16 (1 point) ) Listen Externalities can cause market failure because people refuse to trade goods with associated externalities. O all the benefits and costs are fully captured by those buying and selling the good/service. the optimal quantity of the good will always be zero when there's an externality. O all the benefits and costs are not fully captured by those buying and selling the good/service.Question 3 (1 point) () Listen External costs cause the private supply curve to shift down towards the social supply curve. the social demand curve to shift up towards the private demand curve. the social supply curve to shift up towards the private supply curve. the private supply curve to shift up towards the social supply curve.Question 11 (1 point) E ) Listen Well defined and enforced property rights are not necessary for trade to occur. have no role in society. O will lead to market failure. O are critical to a well functioning market. Question 12 (1 point) ) Listen The optimal quantity of a good associated with a positive externality is impossible to predict if it's more or less than what we expect the free market to provide. is more than what we expect from the free market. Ois less than what we expect from the free market. O is the same as what we expect from the free market.Question 13 (1 point) )Listen A classic example of a positive externality is pubic education. a local farmer's market. pollution associated with production of something. a haircut Question 14 (1 point) )Listen To avoid the free rider problem, it's common for society to avoid public goods altogether. the government to force people to pay for public goods through taxation. the government to collect donations to pay for public goods. the government to force people to pay for private goods through taxation.Question 4 (1 point) E Listen External benefits are the difference between private marginal benefits and social marginal costs. the difference between social marginal benefits and private marginal benefits. the difference between private marginal costs and social marginal costs. the sum of social marginal benefits and private marginal benefits. Question 5 (1 point) E Listen Negative externalities tend to cause underproduction of the good/service associated with it. firms producing the good/service associated with it to shutdown permanently. O optimal production of the good/service associated with it. O overproduction of the good/service associated with it