I believe it is the Twelfths Amendment
The slave trade brought about a negative impact on African societies and led to the long-term impoverishment of West Africa. This intensified effects that were already present amongst its rulers, kinships, kingdoms and in society.
We will consume only while marginal benefit exceeds marginal cost is the statement that is the economic rule that explains why we stop purchasing goods and services after we have consumed some
There are 9 pairs of socks, and 1 odd sock left over.
There are 2 socks in a pair, so 18 socks = 9 pairs.
You have 1 left over as well.
