How much is my 1995 2 dollar bill worth?

Why do people willingly sacrifice something in voluntary exchanges? The belief that the wealth of a country should be shared equally among all its citizens? What do you mean by an economy? What are the stages an economy goes through due to reccuring slowdown and growth? What is a standard commodity? Is budget deficit a type of budget? What is the conversion rate Pesos to dollars this week? Is most likely to create new markets? Which action violated the principle of free enterprise? Why are transfer payments not included in GDP? Why are people willing to pay more for a diamond than for a bottle of water? What is the primary reason behind the use of prison privatization? The impact of the receptionist conduct to the development of the hospitality industry? Nature of marginal analysis? Is a primary focus of economics? Why is the US dollar weak? What is the Meant by social banking? What are the advantages of market development? What are some examples of produced goods that are consumed rather than used as a part of another good? Which term refers to the total quantity and quality of goods and services that people living in an economic system can purchase?