the labor shortage caused by a wartime decline of immigration and by the enlistment of workers in the army should have enabled wages to keep up with the cost of living, if not exceed it. Three factors seem to have prevented this from happening. The first was some slack in the economy left from the aftershocks of the Panic of 1857 and a renewed panic and downturn caused by secession in 1861, which meant that a labor surplus did not become a labor shortage until 1862. Second, a wartime speedup in mechanization of certain key industries helped alleviate the tight labor market:
