How did the invention of the cotton gin affect slave labor in the united states? there was a forced migration of slaves from the south to the north. slave-owning cotton planters were gradually forced to sell their plantations. more slaves were purchased to work on cotton plantations in the south. the reduced need for labor on cotton plantations led to a decline in slavery. slaves were moved from cotton plantations to sugar plantations.

The answer is:

C - More slaves were purchased to work on cotton plantations in the South.

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.

john maynard keynes developed new economic theories in response to the stock market crash of 1929. great depression of the 1930s. first and second world wars. economic boom of the 1950s.