Texas Gov. Rick Perry initially based his economic plan on increasing domestic energy exploration and production while cutting regulatory agencies like the Environmental Protection Agency. Recently, he’s expanded his platform with a proposal that he says would reduce some Americans’ income taxes and all corporate taxes to 20 percent.

Rick Santorum’s economic plan draws as much from family values as it does from economics. Santorum insists that the strength of the American economy is predicated on the strength of the family.