What are some opportunity costs of a greater government role in the economy?

I believe the answer is: government agencies ruining competition and creating a need for higher prices.

Government agencies could do this by providing some sort of incentives to a few corporations, which would give the economic advantage over other competition in the market. They could also create price floor regulations which caused average price of products in the market to increase.

the declaration states, “we hold these truths to be self-evident, that all men are created equal, that they are endowed by their creator with certain unalienable rights, that among these are life, liberty, and the pursuit of happiness….”