The ghost ant is associated with a complex of ant species known as tramp ants that is widely distributed in tropical and subtropical latitudes worldwide. In fact, Tapinoma melanocephalum was once referred to simply as the tramp ant..
Macroeconomics (from the Greek prefix makro- meaning large and economics) is a branch of economics dealing with the performance, structure, behavior, and decision-making of an economy as a whole. This includes national, regional, and global economies.
Economics can generally be broken down into: macroeconomics, which concentrates on the behavior of the aggregate economy; and microeconomics, which focuses on individual consumers. Economics is often referred to as the dismal science .. Next Up.