Prior research has shown that food insecurity is more common among U.S households with an adult who has a work-limiting disability than among other households. To provide more detail on the prevalence of food insecurity by a range of types of disabilities, we analyzed data from the Current...

Higher income households likely spend less per person on whole and canned milk than do lower income households, but more on most other dairy products, according to this technical analysis of the effect of household socioeconomic features on dairy purchases. For example, a 10-percent increase in...

Higher income households spend more per person on most food groups, especially beef, fish, cheese, vegetables, butter, and alcoholic beverages, than do lower income households. Elderly Americans spend less than younger people on food away from home and alcoholic beverages. Households in the...

The statistical properties of daily closing futures prices for nine commodities are studied. Two hypotheses are examined: Price changes are normally distributed, and prices follow a random walk process. Normality is tested by estimating kurtosis, the R/S statistic, and characteristic exponents....