But the vested economic interests of the food, drink and farming industries are blocking change.

Our society naturally defends vested economic interests, and while it won't solve everything economic empowerment and sociopolitical empowerment are closely linked.

For many Americans, supporting a party that advocates both their vested economic interests and their social preferences has become hard to do.

They had remained neutral in our conflict with Mecca, but they definitely had a vested economic interest in the prosperity of the settlement.