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.
Animated GIF is an extension of the GIF standard, which allows animated images to be created by cramming a set of frames into a single file for sequential playback. Even with multiple images on the same file, the file size can still be made small because of the way GIF is encoded and because of a limited color palette. This means that the resulting image lacks detail and is of lower visual quality compared to other image formats.