What is macro and micro concepts of productivity?

Are pennies worth more than 1 cent? What are examples of activities? What was the purpose of Lenin's New Economic Policy? Does the water supply affect the biosphere? What is hands off approach to economy? What is the exchange rate euro to rand today? How much is 20 quid in us currency? In economics identify 4 scarce resources and how do you reconcile something limited against somethig unlimited? How did Kennedy deal with the threat of increased steel prices? Why does bill gates get so much money? What do the letters NAFTA represent? Which of these is an example of a mixed-market economy? What can a marketer do to advance regional economic integration? How can fair trade help develop a country? What is the economic or useful life of a Digital copier? How do supply and demand influence market price in a competitive market environment? What was the economic situation in England in in the 1700s? What does the amount of consumption in an economy depend on A. Inversely on the level of disposable income B. Directly on the level of disposable income C. Inversely on the level of saving? What is 3 pounds 50 cents in euros? What are human made resources?