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   Sociology 441: Stratification 
      
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| Other possible causes of inequality: | 
| De-industrialization | 
| Foreign trade | 
| Immigration | 
| Productivity | 
| Unemployment | 
| Unionization | 
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| Income inequality trends: | 
| Overall inequality | 
| Share of bottom quintile | 
| Share of middle quintile | 
| Share of top quintile | 
Source: Department of Labor,
http://www.dol.gov/esa/minwage/chart.htm 
 
 
| return to: | Sociology 441 home page; | Sociology 441 list of figures; | discussion of minimum wage trends. | 
| Last updated November 14, 2002 | 
      
     comments to: Reeve Vanneman.
     reeve@umd.edu   
     
     
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