significant future gains in real income by tightening policy. We review the difficulty of measuring productivity during periods of …"The acceleration of productivity growth during the latter half of the 1990s was both the defining economic event of … between incoming aggregate data, which initially suggested little productivity gain, and anecdotal firm-level evidence which …

.S., such as the productivity slowdown, increased labor force participation by women, and the "new economy" of the 1990s. We …