Question

How did Rockefeller and the standard oil company get around laws that forbade companies in one state from underselling or doing business in other stats

Answer 1

I'd say the answer would be the fact that they developed the idea of creating trust. Hope this helps! :P

Answer 2

Rockefeller and the standard oil company got around laws that forbade companies in one state from underselling or doing business in other states by developing the idea of creating trust.