The United States has a program called the small business innovative research program. The program does a whole bunch of different things for SMEs. Yes, it does have some what they call a small-business set-aside, but they also do set-asides for veteran-owned businesses, women-owned businesses and businesses owned by people with disabilities.
What they do is set aside certain small portions of their government procurement. For example, 20% of government procurement through the SBIR program is going to support these particular groups, so they're going to ensure that they procure 20% of their goods and services from small businesses.
That has allowed small businesses to participate in government contracts, and it brings in a healthy amount of innovation at a very cost-competitive rate. There have been a number of studies based on the program that have shown how successful it has been in encouraging a culture of innovation using procurement through the U.S. government.
There are a number of different U.S. government departments you could look at, particularly with environmental performance. The U.S. Department of Defense is miles, light years ahead of—