Does Tech Collapse Doom Us to Slow Growth?

This isnâ??t the first time weâ??ve had a mystery about missing productivity growth. In the 1960s, productivity averaged 2.8% per year, but it slowed sharply from the early 1970s to the mid-1990s, leading many analysts to wonder if America had lost its way. The boom of the 1990s restored higher productivity growth â?? and our faith in the economy.

So whatâ??s behind the current slump in productivity? There are many theories.