How can the O-ring theory help explain the existence of a low-level equilibrium that an
economy may find itself in?
Answer:
What are the characteristics of those who migrate to urban areas? What positive and
negative effects does their leaving have on those who remain?
Answer:
Consider the following distribution of income in a 12-person economy, with the modern
urban
wage = 3, the traditional rural income = 1, and the informal urban wage = 2:
(1,1,1,1,2,2,2,2,3,3,3,3). The poverty line = 1.25. Suppose rural incomes are raised to
1.5 through expanded agricultural exports. What happens to relative inequality?
Absolute poverty? Calculate the Ahluwalia-Chenery welfare index for terciles (3
fractiles) under GNP weights and equal weights. Why is the equal-weighted index
higher?
Answer: