This is a question with many answers, my personal answer would be
It isnt good to have trade as the building blocks of your nation. If your trade is cash crops and you get a drought, you will have nothing to trade. It isnt good to do such a thing because it isnt a reliable or fixed income.
Larger in size. If you mean the damage by “size”, then Hiroshima was a lot worse than Nagasaki which means larger.
The difference lies in interpreting the two sides of the conflict. McPherson saw the war as the war between the evil South and the good North. He was focused on the abolition of slavery and their integration into the society as free people. Horwitz on the other hand saw South not as evil but as a faction which went to war to protect its economic interests.
Answer:
yes, and I pretend I still have it even tho I don't