List 3 imports roles consumers play

What is the difference between secure bonds and naked bonds?

In north korea, a farmer’s income is the same as a dentist’s income. in a country with a mixed or market economy, the difference between those two professions might be more than 5 times different. how can you explain the fact that individuals doing the same work in different countries do not earn comparable salaries?

Considered to be a "super tool" or tool that has high use and high potential for improving project success?