Which of the following are market structures that can exist in a free-market
system?

Oligopoly, Pure Competition, Monopolistic Competition

Explanation:

Apex

the relocation of freed slaves to africa. garrison was one of the main voices in the anti-slavery movement, publishing his thoughts and the voices of slaves such as douglass in his magazin the liberator, to involve douglass in the political process.

for starters, there is the structural trend of rising primary government expenditure as a share of gdp, which reached 36% in 2014, up from 22% in 1991. this increase reflected a political desire to address the poverty and inequality that had gone unaddressed during previous decades. to support the increase, brazil’s government increased taxes on consumption and promoted progress toward labor-market formalization. nonetheless, public investment, particularly in infrastructure, took a hit. in fact, with the exception of the 2005-2008 period, total investment as a share of gdp has remained below 20% since 1991.