11.   Recycling has economic payoffs beyond just potential savings on water costs.

12.   Their research only questions whether the economic payoff is ever as significant as usually indicated by studies done in behalf of those advocating public aid for pro sports infrastructure.

13.   As diversity programs have matured, companies are seeing clear economic payoffs from integrating all types of people in the work force.

14.   Of course, there could be some economic payoffs.