New York--Joint ventures are paying off handsomely for U.S.-based small companies, according to a new study by consultancy PricewaterhouseCoopers L.L.P. Small companies, both tech and non-tech, said 10.6% of their business assets this year were generated through joint ventures. About 12% of revenue growth came from joint ventures. PWC interviewed 421 small-company CEOs for the study, "Trendsetter Barometer." The companies interviewed for the report had annual revenues ranging from $1 million to $100 million.