The competitive market equilibrium price of sanitation services in a small town with no government-supplied sanitation services is $2 per trash pickup. There is a $1 marginal external benefit associated with each trash pickup. The elasticity of supply of trash pickups is infinite in the long run, implying a horizontal supply curve. To achieve the efficient output of sanitation services, Group of answer choices a corrective subsidy must increase the price paid by buyers to $3 per pickup. a corrective tax of $1 per pickup is required. a corrective subsidy must decrease the price paid by consumers of sanitation services to $1 per pickup. a corrective subsidy must increase the price received by suppliers to $3 per pickup.

The interaction of individual choices because a type of fish is on the verge of extinction, the government imposes rules that prohibit fishing in the publicly owned spawning grounds. at first owners of fshing bouts complain about this restriction on where they can fish, but soon they notice that the number of adult fish swimming outside the protected area is much higher than it was before. with the restriction, each fishing boat ends up catching more fish than it did before the r which of the following principles of economic interaction best describes this scenario? o there is a tradeoff between equality and efficiency o markets usually lead to efficiency. o when markets do not achieve efficiency,government intervention can improve overall welfare o markets allocate goodseffectively