How did the decision in plessy vs Ferguson affect the economy?

1.b.developing a heliocentric theory 
de revolutionibus which was written by copernicus was the main improvemnt of astronomy and change pardime in physiscs
2.c.   it demonstrated the potential energy contained in matter. 
it was theory that developed concept of how energy and matter are conected
3.a
john locke is one of teh greatest supporters of limited government in history
4b
u.s constitution was written in spirit of his view how governemnet should be constructed
5.c
it was first republican government founded in the form proposed by montesquieu