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cost analysis
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total profit=total revenue-total cost
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explicit
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accounting costs, monetary costs, paid out of pocket, labor costs, raw materials"more direct costs"
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implicit
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opportunity costs, interests, wages , rent depriciation, what you already have and use house for business purposes, value economically, owners wage,
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accounting profit
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total revenue-explicit costs
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economic profit
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total revenue-explicit costs and implicit costs
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historical cost
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what you paid for your house initially
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replacement cost
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cost it would take to replace the used car, already has depreciated, so it is not worth as much as it used to be
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sunk cost
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cost you have already put in you can't get back in the short term, rent , license fees, property tax, insurance
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economies of scale
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more units of output can be produced on a larger scale
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diseconomies of scale
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situation in which economies of scale no longer function for a firm, the firm experiences an increase in marginal wage cost when output increased excessively
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production function
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mathematical relationship between the mix of inputs and the level of output
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law of diminishing return
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return or marginal product is the increase in total output as a result of hiring one additional worker
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total revenue
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the amount a firm receives for the sale of its output
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total cost
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the market value of the inputs a firm uses in production
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profit
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total revenue-total cost
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marginal product
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the increase in output that arises from an additional unit of input
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diminishing marginal product
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the property whereby the marginal product of an input declines as the quantity of the input increases
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fixed cost
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costs that do not vary with quantity of output produced
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variable costs
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costs that vary with the quantity of output produced
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average total cost
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total cost divided by the quantity of output
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average fixed cost
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fixed cost divided by the quantity of output
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average variable cost
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variable cost divided by the quantity of output
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marginal cost
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the increase in total cost that arises from an extra unit of production
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efficient scale
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the quantity of output that minimizes average total cost
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constant returns to scale
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the property whereby long-run average total cost stays the same as the quantity of output changes