Labor Mobility
What is Labor Mobility?
Labor mobility is the ease with which workers can move between jobs, occupations, or geographic regions.
Higher mobility helps labor markets clear by moving workers from declining to growing areas, reducing structural unemployment. Barriers include licensing, housing costs, and limited information.
Labor Mobility: a worked example
Region A has 24,000 unemployed machinists in a labor force of 200,000, an unemployment rate of 12 percent. Region B, six hundred miles away, has 15,000 unfilled machinist posts paying $61,000 against $45,000 in Region A, a gap of $16,000 a year. A one time move costs $10,000, so the wage gain covers it inside the first year and every year after that is clear. Mobility looks worthwhile and workers relocate. Now add a barrier: comparable housing in Region B runs $27,000 a year dearer. The $16,000 gain turns into a net loss of $11,000, the move stops paying, and the vacancies and the jobless sit side by side as structural unemployment. If instead 10,000 machinists do move, Region A is left with 14,000 unemployed in a labor force of 190,000, so its rate falls to 14,000 ÷ 190,000 = 7.4 percent.
The mistake students make with labor mobility
Crediting mobility with lowering unemployment whatever its cause overstates what mobility does. Moving workers toward vacancies works on structural and frictional unemployment, where openings exist but sit in the wrong place or ask for the wrong skills. In a demand driven downturn the openings are missing everywhere at once, so there is no better region to move to, and no amount of willingness to relocate fills a job that does not exist. Mobility lowers the natural rate, not the cyclical gap, and an answer that credits it with curing a recession loses that distinction.
Labor Mobility questions
What is the difference between geographic and occupational labor mobility?
Geographic mobility describes how easily a worker can relocate to a different city or region to take a job. Occupational mobility describes how easily a worker can switch into a different type of work, which usually turns on retraining and on whether a license is required. A laid off machinist who can move across the country but cannot qualify as a nurse has one kind of mobility and not the other, and both determine whether vacancies get filled.
How does labor mobility affect wages in the regions workers leave and join?
Movers change labor supply in two places at once. Leaving a high unemployment region shifts its labor supply curve left, which relieves downward pressure on wages there, while arriving in a shortage region shifts labor supply right and slows the wage growth that attracted the movers in the first place. The gap that set the flow going therefore narrows as the flow continues, which is why economists treat mobility as the mechanism that equalizes the return to a given skill across regions.
What are the main barriers to labor mobility?
Occupational licensing that does not transfer across regional borders, expensive housing where jobs are growing fastest, poor information about openings elsewhere, family ties and school aged children, benefits tied to the current employer, and the plain cash cost of moving all reduce mobility. Language and credential recognition matter too once a move crosses a national border. Each barrier keeps a worker attached to a shrinking local labor market.
Related terms
Common comparisons
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