The Rise and Fall of the G.D.P.

By JON GERTNER
Published: May 13, 2010
Whatever you may think progress looks like — a rebounding stock market, a new house, a good raise — the governments of the world have long held the view that only one statistic, the measure of gross domestic product, can really show whether things seem to be getting better or getting worse. G.D.P. is an index of a country’s entire economic output — a tally of, among many other things, manufacturers’ shipments, farmers’ harvests, retail sales and construction spending. It’s a figure that compresses the immensity of a national economy into a single data point of surpassing density. The conventional feeling about G.D.P. is that the more it grows, the better a country and its citizens are doing. In the U.S., economic activity plummeted at the start of 2009 and only started moving up during the second half of the year. Apparently things are moving in that direction still. In the first quarter of this year, the economy again expanded, this time by an annual rate of about 3.2 percent.
All the same, it has been a difficult few years for G.D.P. For decades, academics and gadflies have been critical of the measure, suggesting that it is an inaccurate and misleading gauge of prosperity. What has changed more recently is that G.D.P. has been actively challenged by a variety of world leaders, especially in Europe, as well as by a number of international groups, like the Organization for Economic Cooperation and Development. The G.D.P., according to arguments I heard from economists as far afield as Italy, France and Canada, has not only failed to capture the well-being of a 21st-century society but has also skewed global political objectives toward the single-minded pursuit of economic growth. “The economists messed everything up,” Alex Michalos, a former chancellor at the University of Northern British