I. Introduction, 549. — II. Economic policies: the socialist development model, 551. — III. Origins of socialist attitudes, 554. — IV. The Guinea experience, 556. — V. The inapplicability of the Socialist model, 560. — VI. Conclusion, 571.

Introduction, 468. — I. The dual economy and the migrant labor system, 470. — II. The individual's offer of labor, 472. — III. The supply of labor to the exchange economy as a whole, 480; the level of village income and the supply of labor, 480; the rate of wages and the supply of labor in the exchange sector, 485. — IV. The supply of labor to the territory, 489. — V. Summary and conclusions, 491.