Good spectator sports share certain fundamentals. Their competitors battle head-to-head. Their winners are determined objectively: fastest runner, most points. They are refereed, not judged.
Lower interest rates are usually considered good for stocks because they lower the cost of borrowing and make bonds a less attractive alternative investment.
Most of America never noticed, but the 1990s were good times for trailer homes, a.k.a. manufactured housing. From 1991 to 1998, annual sales of manufactured homes more than doubled, to 374,000 from 174,000.
One of the Internet's highest-profile companies, Priceline once dreamed of transforming the way consumer goods are bought and sold by offering customers the chance to 'name your own price' for a variety of products, including airline tickets.
Microeconomics is the study of how specific choices made by businesses, consumers and governments affect the markets for different goods and services. For example, a microeconomist might examine how price changes affect sales of apples relative to oranges.