What business is warren buffet based on.?

What services are provided by BT Openworld? Advantages of expansion? What are the challenges to entrepreneurs in the so called borderless world? What do financial intermediaries do? The way in which people deal with the creation and distribution of wealth? What is the amount of a goods or services that an producer is offers for sale? When a perfectly competitive firm is at its profit maximizing level of output you can say that it is? Would government increase or decrease taxes to increase consumer and business spending? Can a not for profit society pass a Budget Deficit? What is an example of the kinds of choices that a business would have to make because of scarcity? Which country has the highest currency rate against USD? How can you generate prices for goods and services? A factory supervisor is an example of which factor of production? Do you get a stimulus check if you file taxes and not working now? What kind of goods require search costs? What is a farm that grows one kind of crop for profit? What economic endeavors did colonial Delaware have? What percentage of today's economy is made up of small businesses? What are the factors responsible for abnormal demand curve? What is The gradual decline in sensitivity to a constant stimulus?