C) the flow of income earned from the sale of resources and the flow of expenditures on
goods and services.
D) the flow of income received by households and the flow of tax revenues paid by
households
A characteristic of the long run is
A) there are fixed inputs.
B) all inputs can be varied.
C) plant capacity cannot be increased or decreased.
D) there are both fixed and variable inputs.
Common resources Differ from public goods in that
A) common resources are non-excludable while public goods are excludable to those
who do not pay for the good.
B) unlike public goods, common resources are rival in consumption.
C) common resources are collectively owned by a group of people while public goods
are government owned.
D) common resources are resources that cannot be renewed, but the production of
public goods can be increased any time.