(IsraelNN.com) The $4 billion purchase of Iscar Metalworking by American billionaire Warren Buffett will enrich government coffers by $1 billion in taxes. The unexpected windfall, along with extra revenue as a result from higher than anticipated economic growth, have forced government economists to revise strategy.

One of the avenues for extra tax revenue has been the spiraling price of oil, which is taxed on a percentage basis and has given the government tens of million dollars more than planned.