Steve Case’s bus tour, dubbed The Rise of the Rest, showcases how entrepreneurs are coming up with new products and technologies all across the country, not just in the Bay Area. Of course, while innovation does occur everywhere, new data suggest access to the venture capital needed to support innovation has become more, not less, concentrated in the Bay Area.

Through an analysis of national venture capital data from PitchBook, we found that in 2005, 34% of venture capital funding…