First-hand experience has caused Dr Brady to revise his understanding of the significance of tributes paid in the 16th century to the Aztec empire, when ulama balls were used as a de facto currency.
Jim Fetgatter, chief executive of the Association of Foreign Investors in Real Estate, said the move to revise the law showed investors for the first time that the White House understands the impact of Firpta.
Faster growth in the first quarter of this year led the bank's Monetary Policy Committee to revise its forecasts slightly higher for the next three years, although the MPC said the recovery remains "weak and uneven".
Maryland was the first to vote on the issue following an announcement from the White House this summer that it would revise deportation enforcement to allow many young illegal immigrants to legally live and work in the United States.