Original sentence: Even so, Keynes proposed a mutual credit system called International Clearing Union instead of a gold standard, but it was rejected.However, mutual credit is not one of the recognised schools of economic thought
Edited sentence: Even so, Keynes proposed a mutual credit system called International Clearing Union instead of a gold standard, but it was rejected, likely because equal relations and payable debts would have reduced American leverage over the global economy.However, mutual credit is not one of the recognised schools of economic thought, perhaps because its egalitarian implication makes it politically unacceptable