Figure 4.
Expenditure structure. Notes: t-test for H0: equal variance assumed: t value = −1.1917, Pr (|T| > |t|) = 0.2335; wave1 vs. wave2.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.