Thursday, August 2, 2007

Recommended Reading: Walter Williams' Column

the latest column from Walter Williams

Economic Thinking

"Historical costs, sometimes called sunk costs, are irrelevant to decision-making because they are costs that have already been incurred....
The only costs relevant to decision-making are what economists call marginal or incremental cost; that's the change in costs as a result of doing something. That cost should be compared to the expected benefit..."

read the entire column

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