Around 13% of Americans are starting or running their own companies.

Almost everyone else is an employee.

We may have found out the difference between the two types.

According to a 2013 Swiss-German study, the difference lies in disposition: While an employee is a specialist, an entrepreneur is a jack-of-all-trades.

“Entrepreneurs differ from employees in that they must be sufficiently well versed in a whole set of entrepreneurial skills,” write Uschi Backes-Gellner of the University of Zurich in Switzerland and Petra Moog of the University of Siegen in Germany.