    thPeter lyman and Hal Varian of Berkeley S  School of information Management and Systems, Say  that information production ‘has increased by 30 percent  each year between 7999 and 2002    2 That task appealed to two masters of the  Peegabyte , Peter Lyman and Hal Varian , Professors of  eI eoraity of Cabfornia-Berkeley 'S School of  Information Management and Systems