The English phrase long time no see is actually not grammatically correct and is believed to be a translation of a Chinese phrase. The word girl was originally a synonym for a child of either gender, while boy meant something closer to servant..
(Answer #2). The major economic difference between the North and the South during this time was that the North was a mixed economy with free labor while the South was an agrarian economy based on slave labor. Because of these differences, the North industrialized and the South largely did not.
The North wanted free soil and the South wanted the right of property which included slaves. Their economies were linked. Railroad investment in the North had a good deal to do with transporting goods from the South. Outside of slavery, the social structure in the North and South were very similar. Both had: a large lower class, a smaller middle class, and even smaller upper class.