AN INPUT-OUTPUT MODEL FOR A FOUR-SECTOR ECONOMY
The relationship governing the intraindustrial and interindustrial sales and purchases of four basic industries-agriculture(A), manufacturing(M), transportation(T), and energy(E)-of a certain economy is given by the following input-output matrix.
a. How many units of transportation are required to produce
b. How many units of transportation are required to produce
c. Which sector of the economy is least dependent on the cost of energy?
d. Which sector of the economy has the smallest intraindustry purchases (sales)?
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Finite Mathematics for the Managerial, Life, and Social Sciences
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