Under the influence of the theories developed by Keynes and after the decisions of the president Roosevelt to get out of the 1929 crisis, the budgetary policy became, before the monetary policy and the action of the central banks, an essential tool giving to the governments the means to restore the economic balances and to satisfy household and enterprise needs. The increase of the State investment expenditures had a positive impact on growth and employment. The taxes reductions on household, through the purchasing power increase and the consumption which was resulting from them were supporting demand. The charges reductions granted ...