1	Implicit Cost		_____	The increase in output that arises from an additional unit of input
2	Explicit Cost		_____	Input costs that do require an outlay of money by the firm
3	Economic Profit		_____	The relationship between quantity of inputs used to make a good and the quantity of output of that good
4	Accounting Profit		_____	The quantity of output that minimizes average total cost
5	Efficient Scale		_____	Total revenue minus total explicit cost
6	Production Function		_____	Total revenue minus total cost, including both explicit and implicit costs
7	Marginal Product		_____	The property whereby the marginal product of an input declines as the quantity of the input increases
8	Diminishing Marginal Product		_____	Input costs that do not require an outlay of money by the firm
9	Fixed Costs		_____	Costs that do not vary with the quantity of output produced
10	Variable Costs		_____	Costs that do vary with the quantity of output produced