Companies may or may not like an escalating carbon tax, but as long as they know the level and its future trajectory, they can make plans accordingly.

WSJ: Should There Be a Price on Carbon Emissions?

The Kauffman Index is only a piece of the puzzle, but its mix of high-detail demographic information and high-level, multi-year trajectory evidence provide an important, unique and timely perspective on entrepreneurship in the United States.

FORBES: Guest post by Jordan Zachary Bell-Masterson