Gender Ratios in Global Migrations, 1850-2000 Data collection funded by the National Science Foundation and the National Institutes of Health Trent Alexander.
U1U2U3U4U5U6U7 100 200 300 400 500 600 700 800 100 200 300 400 500 600 700 800 100 200 300 400 500 600 700 800 100 200 300 400 500 600 700 800 100 200.
Webers Least Cost Theory Raw materials markets labor Where you place your location depends on several variables. Those variables may change over time.