choose a price below the market equilibrium price

allow the market to seek equilibrium on its own

choose any price the planner wants because the losses to the sellers (buyers) from any change in price are exactly offset by the gains to the buyers (sellers).

choose a price above the market equilibrium price

free market solutions are efficient

free market solutions maximize total surplus

free market solutions are equitable

free market solutions are efficient and free market solutions maximize total surplus

are equitable

are efficient

maximize consumer surplus

are inefficient

the market allocates buyers to the sellers who can produce the good at least cost

the quantity produced in the market maximizes the sum of consumer and producer surplus

the market allocates output to the buyers that value it the most

all of these answers

maximize producer surplus

are efficient

are inefficient

are equitable