Opinion Editorial

Monday, September 28, 1998  

Consumption Better Measures Poverty Than Income

Last week the Census Bureau released its annual report on poverty and income distribution in the U.S. The data show a small decline in poverty and a further increase in income inequality. Many will seize upon these figures to argue for more aggressive government efforts to redistribute income from the rich to the poor. The latest research, however, casts serious doubt on the ability of the Census data to really tell us very much about poverty or well-being, because they are based on income rather than consumption.

As is well known, the poverty level is based on a calculation first made some 35 years ago. At that time, the Agriculture Department had data showing that low-income families spent about one-third of their income on food. So a researcher named Mollie Orshansky took some figures on food consumption by low-income families and tripled them to get a crude poverty-level income.

Miss Orshansky certainly never intended for her figures to become set in concrete. She saw them as just the first step in devising a more comprehensive and accurate measure of poverty. But for political reasons, the data were never revised, updated or reexamined. Instead, every year the Office of Management and Budget simply increases the previous year's poverty threshold by the rate of inflation, leaving intact the underlying concept of poverty Miss Orshansky first developed.

Today, research on poverty is focusing more on consumption than income in calculating poverty. The reason is that consumption data are more indicative of true standards of living than are consumption data. Confirmation of this observation can be found in data on ownership of various goods by those the Census defines as poor. In a fascinating new paper, Robert Rector of the Heritage Foundation points out that 41 percent of the poor own their own homes, 70 percent own a car and 27 percent own two or more, 97 percent have color TVs and three-fourths own VCRs. In an August 28 speech, Federal Reserve Chairman Alan Greenspan argued that based on ownership of microwave ovens, dishwashers and other consumer durables inequality has been falling, rather than rising as the Census data show.

Moreover, yearly variations in consumption are much less than those for income. So looking at consumption patterns tends to eliminate from poverty those people whose incomes are just temporarily low. Using consumption rather than income to calculate poverty, therefore, has the effect of reducing the number of people in poverty by about a fourth, according to research by University of Texas economist Daniel Slesnick (see figure).

Source: Bruce Bartlett, senior fellow, National Center for Policy Analysis, September 28, 1998.

For more on Wealth and Poverty http://www.ncpa.org/pd/economy/econ12.html




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