But even at its lowest point, interest rates were just 0.18 percentage points higher, not a quarter-point rise in interest rates. Keynes argued that savings and investment were two interdependent variables, not two independent variables. Before the law came into force, start-ups could only raise money from qualified investors, and everyone was eligible to become a start-up investor after the jobs bill came into force. breakthrough, but said, the final agreement was established to minimize the trade barriers, and to provide enough time to implement change.