Please mark True or False and give a suitable explanation-

4. A researcher found that IT workers in India who won the H1B visa lottery and were allowed to work in the US earned 6 times more than lottery losers the following year. This is evidence

against the O-ring theory.

5. James Feyrer found that rich and poor countries have similar aggregate marginal products of

capital. The Solow model cannot explain this but capital misallocation across firms within a

country can.

6. History has a limited impact on present-day economic development, so it is sufficient to focus on the present when designing economic policy.