Questions about food prices have become more urgent for many Americans, and even more so during the holidays. As families make choices about how to manage their grocery bill, what does food insecurity and scarcity look like? How does it affect the community whether or not people can afford their next meal?

Today we’re talking about it with Professor Parke Wilde, a professor at Tufts, where he studies the economics of nutrition assistance programs. Dr. Wilde, welcome.