Suppose that people who previously had held jobs become cyclically unemployed at the same time the inflation rate declin

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Suppose that people who previously had held jobs become
cyclically unemployed at the same time the inflation rate declines.
Would the result be a movement along or a shift of the short-run
Phillips curve? Explain your reasoning.
Suppose that the greater availability of online job placement
services generates a reduction in frictional unemployment during an
interval in which the inflation rate remains unchanged. Would the
result be a movement along or a shift of the short-run Phillips
curve? Explain your reasoning.