The ballooning money supply may be the key to unlocking inflation in the U.S.

The ballooning money supply may be the key to unlocking inflation in the U.S.

A woman counts U.S. dollar bills.Marcos Brindicci | ReutersWith the Federal Reserve and Congress pushing stimulus efforts to new heights, some investors are keeping a close eye on a surge in the U.S. money supply for signs of inflation's long-awaited return.With a litany of metrics showing rapid growth in the value of money waiting in banks and other liquid accounts, investors from Ray Dalio to Paul Tudor Jones have warned that the era of tepid price rises may be coming to an end."It's fair to say we have never observed money supply growth as high as it is today," Morgan Stanley chief U.S. equity strategist Mike Wilson wrote this week.The "Fed may not be in control of Money Supply growth which means they won't have control of inflation either, if