How much are food-at-home expenditures expected to change given an increase in SNAP benefit amounts?
Income (in 2015 dollars)
Income, all sources other than SNAP (in 2015 dollars)
Income, SNAP (in 2015 dollars)
λ income, all sources other than SNAP
λ income, SNAP for those who received SNAP benefits
λ food-at-home expenditures
Box–Cox transformation of income, all sources other than SNAP
Box–Cox transformation of income, SNAP (for recipients)
Predicted food-at-home expenditures (control group) (in dollars)
How much are food-at-home expenditures expected to change given an increase in other (non-SNAP) income?
Income (in 2015 dollars)
Income, all sources other than SNAP (in 2015 dollars)
Income, SNAP (in 2015 dollars)
λ income
λ income, SNAP for those who received SNAP benefits
λ food-at-home expenditures
Box–Cox transformation of income, all sources other than SNAP
Box–Cox transformation of income, SNAP (for recipients)
Predicted food-at-home expenditures (control group) (in dollars)
[1] Data are not applicable.
Note: The Box–Cox transformation is only applied to the weekly income data used in the regression analysis. For more information regarding Box–Cox, see https://www.jstor.org/stable/2984418. SNAP = Supplemental Nutrition Assistance Program.
Source: U.S. Bureau of Labor Statistics, Consumer Expenditure Diary Surveys, 2006–15.