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.
Tips. 1  2. 2  JPG/JPEG(Compressed format; widely used by just about everything that supports pictures.) JPG/JPEG does not support transparency or animation. 3  3. GIF(Used by coders to add animations to their sprites or something similar.) Traditionally used for line art and graphics-never pictures.