The Iron Pillar of Delhi was built during the reign of the Gupta emperors. It was created by skilled craftsmen and has rusted very
little. What does the pillar show about the accomplishments of the Gupta?
A.
They often made metal objects for religious purposes.
B.
They had knowledge of advanced techniques in metallurgy.
C.
They borrowed techniques in metallurgy from their neighbors.
D. They preferred working in stone instead of metal.

Mankiw attributes – chapter 1 and his 10 principles – differences in living standards within a countryover time and across countries at a moment in time to: a. the presence or absence of inflation and unemployment.b. the allocation of resources between private markets and the public sector.c. those that have dealt successfully with the efficiency v. equality tradeoff and those that haven’t.d. differences in productivity.e. ones that think at the margin and respond to incentives and those that don’t.