PRODUCTIVITY: IT JUST KEEPS GOING.

Editorial. Discusses the growth in productivity in the United States and the implications that this acceleration raises. How productivity rose during the last half of 1999 and for the entire year; The effect on living standards, profits and budget surplus; Suggestions made by Sun Microsystem Inc.'s President Edward Zander that the US is in the third year of a 10-to-15-year, high-technology cycle that is just beginning to have an impact on productivity.