According to classical economists, if input prices adjust almost instantly to changes in output prices, how would the Phillips curve be characterized?

Aggregate Supply, Unemployment And Inflation MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

Aggregate Supply, Unemployment And Inflation

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Aggregate Supply, Unemployment And Inflationeconomics-mcqs › aggregate-supply-unemployment-and-inflation
Published
3 Jun 2019
Last updated
28 May 2026

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Explanation

Classical economic theory suggests that when input prices adjust very quickly to output price changes, the Phillips curve becomes vertical or nearly vertical. This implies that there is no trade-off between inflation and unemployment in the long run, as prices and wages adjust promptly, eliminating any short-run effects.

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