Grants encourage early R&D, Purchasing Commitments encourage Product Development and Capital Investments. We can do more of both.

Probably better if the money isn't that tainted...

Read, Debt the First 5000 years by David Graeber. Which outlines what markets are really about. Markets are a tool for the government to provision itself. The government creates markets. The myth that markets were created because barter was annoying is plain wrong.