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LRAC: The abbreviation for long-run average cost, which is the per unit cost of producing a good or service in the long run when all inputs are variable. In other words, long-run total cost divided by the quantity of output produced. Long-run average cost is based on economies of scale (or increasing returns to scale) and diseconomies of scale (or decreasing returns to scale).

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TOTAL VARIABLE COST AND MARGINAL COST

A mathematical connection between marginal cost and total variable cost stating that marginal cost IS the slope of the total variable cost curve. This relation between total variable cost and marginal cost is also seen with total cost. The slope of the total cost curve is marginal cost, as well. The relation between total variable cost and marginal cost is but another in the long line of applications of the total-marginal relation.

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ORANGE REBELOON
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Today, you are likely to spend a great deal of time at an auction wanting to buy either a flower arrangement for that special day for your mother or a New York Yankees baseball cap. Be on the lookout for rusty deck screws.
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The average length of a "business lunch" is about 36 minutes.
"If I'm selecting a group, the first thing I look for is a record of achievement . . . If (candidates achieve) in small things, there's a very good chance they'll perform well in big things. "

-- Edmund Hillary, explorer

SPO
Strongly Pareto Optimal
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