10 Points! How can the U. S. Govenment control financial institutions?
Voting on a new budget
Loaning money
Borrowing money from a foreign bank
Passing laws for credit card companies to follow.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.