Editors’ note: For church leaders to be more effective in seeking the “welfare of the city” (Jer. 29:7), we should know what economic concepts mean, how they should be applied, and how they affect the local church. The purpose of the Economics for Church Leaders series is not to present a theology of economics, but rather to provide a basic level of understanding that will help church leaders think more clearly about how to apply their faith commitments to economics and public policy. See the Economics for Church Leaders page for other articles. In 2016, the Democratic Party adopted a...