It's not merely that conservatives are better at selling their product, or that they happen to have an easier-and undoubtedly simpler-ideological product to sell. It's that they know what they are selling. Liberals in general and Obama in particular cannot say the same.
“Even during the rationing period, during World War II, we didn't have the anxiety that we'd starve, because we grew our own potatoes, you know? And our own hogs, and our own cows and stuff, you know.”