Intuitively it's kind of a no-brainer: Creativity begets invention which begets entrepreneurial endeavors. Still, it's nice to see Richard Florida put some numbers to the theory. Good numbers.
"The size of the creative class is "positively and significantly associated with the total of establishment growth in a region, the number of new opened establishments and the expansion of existing establishments," they find. Furthermore, they write that “regions of all sizes primarily experience growth through the creation of new establishments, and that growth is always, significantly, and positively associated with regional creative employment."