Finkelstein, Daniel M.; Hill, Elaine L.; Whitaker, Robert C. - Mathematica Policy Research - 2008
schools in 38 states. Researchers found that the overall food environment becomes significantly less healthy as students … progress from elementary to high school. High schools were more likely to have vending machines, school store or snack bars … schools and 92 percent of middle schools sold food and beverages a la carte, and nearly 80 percent of these secondary schools …