How do we decide what to buy in economics demand?

What is personal productivity application? What determines the balance of production and consumption? What are the four major industries in minnesota and why are they the ones and not the others? Is it true or false that equality and full employment are seen as two of the important benefits of a socialist economy? How many countries are represented in the World Trade Center? What are the economic political and cultural issues? Why did the British mining company agents want to obtain mining rights through a contract rather than taking them by force? What are three factors of production? Do suppliers tend to produce less or more when the price goes up? How much oil does the US buy in a year? Best example of five product level? Define economics as science of wealth? Should those industrialists be considered symbols of American business ingenuity or of ruthless business practices? How many subject in 2nd year commerce? How is the size of a business determined? How much is a 1970 bir milyon turk lirasi worth in US dollars today? What factors influence consumer spending? How much is a 2 cent 2008 euro coin worth? How much was 100 dollars worth in 1992? How do economies produce?