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.
Bitmap (CompuServe) GIF, or Graphic Interchange Format, is a file extension for an often animated raster graphics file and is the second most common image format used on the World Wide Web after JPEG. GIF uses the LZW compression algorithm and is owned by Unisys.
Pronounced giff with a hard g or jiff (take your pick), GIF images are widely used on the Web because the format uses its own form of compression. GIF supports 8-bit color (256 colors), but gets the most mileage out of its limited colors by using a built-in color palette.