Over speculation means to over "guess." eg, majority of the people feel the stock market will go up, so they greedily buy, when in reality it's the peak already and stock market prices will drop soon.
The Harlem Reinaissance was a cultural, intellectual and social movement developed in the decade of the 1920s in New York. It importance relies on the fact that it was considered the rebirth of African American cultural expressions. The so-called negro culture acquired great popularity.
Through the movement, African Americans who participated on it felt empowered again after a very long time, and found the strength to fight against constant discriminations and racist manifestations in everyday life.
Because they were better educated, mainly home schooled away from the poverty or distractions.
A benefit of living under the Inca government was that the sick and the poor were provided food and medical care. It is also known that the Kivas were constructed to provide a place to worship Gods.
