What was the name of southerners gave to northerners that move to the south in the hopes of setting up republican governments and making a profit off of reconstruction

What was a result of the use of farming machines

In an industry in which there are several providers of a type of good, why can one business not charge much higher prices for their goods?

Why was it decided in potsdam that certain industries in germany would be disabled? a. to deplete resources that might prevent germany from coming to power again b. so that a portion of the eastern region of poland would be fused together with the soviet union c. to allow the allies to focus their war efforts in fighting the last part of the war against japan d. to provide economic aid for iran's government since large war demands were made on them