Why was it necessary to differentiate between types of goods before investigating specific public policy issues?

States' compliance with the native american reservation treaties drawn up by the federal government for the native american nations is:

When there are advances in technology, such as the personal computer, how might business productivity change? a) productivity is separate from technological advances so there is no impact. the new technology can replace outdated, less efficient, machinery. o) the businesses' products will no longer be demanded. d) manufactured items will be made elsewhere.

Compare and contrast the first and second battles of panipat.