Note: The following letter is co-signed by 185 of the nation's economists including Dr. Sanjai Bhagat, Provost Professor of Finance, University of Colorado, and Contributing Editor to A Line of Sight. http://sanjaibhagat.com Further information is available from the National Taxpayers Union, click here. An Open Letter to Congress: December 11, 2012Dear Members of Congress:As the nation approaches the so-called "fiscal cliff," we, the undersigned economists, urge Congress to carefully consider the relative merits of tax increases and spending restraint. Increasing taxes would likely slow or reverse our nation's fragile economic recovery and undermine long-term growth. Restraining the growth of expenditures,...