Dear colleagues, please explain your letter to Steven Mnuchin. Lawrence Summers, Jason Furman, November 28, 2017, Opinion, “You recently wrote an open letter to Treasury Secretary Steven Mnuchin quantifying the economic impact of tax reform. We are interested in and surprised by your analysis. We share your commitment to the idea that well-designed tax reform can make the economy stronger and that careful economic analysis is essential. And we know that you all share our belief that such careful analysis is well served by discussion and debate of these issues that is at least as frank and vigorous as what we are all accustomed to in the average economics seminar. To that end, we think it would be useful to lay out some of the questions we have about your analysis:Link