[NeedAttention]

Adjustments in ________ take the economy from the short-run equilibrium to the long-run equilibrium

A) imports and exports B) wages and prices C) the multiplier D) interest rates

Because of the free rider problem

a. private solutions to externality problems are often needed b. side payments are needed in order to achieve Pareto improvements c. governmental solutions to externality problems are often needed d. side payments are needed in order to solve externality problems e. private solutions to externality problems are common