With all that's going on under the big top in Cleveland, the concept of "job creators" is back in vogue. And since his status as a business owner and "job creator" is you-know-who's most important qualification, I think it's worth looking at what contributes to job growth. So, what makes jobs? Is it business owners? Entrepreneurs? Consumer demand? Government stimulus and subsidy? Let's find out. Spoiler alert: there is no easy answer. It's a combination of all the above, and