Prompt
Generate a realistic image of a middle-aged American woman, likely in her 60s, with a warm and professional demeanor, standing in front of a university lecture hall or a bookshelf filled with economics textbooks, symbolizing her profession as an economist and author, notable for co-authoring popular economics textbooks such as "Economics", "Macroeconomics", and "Microeconomics", possibly with a subtle background hint of Princeton University, Stanford University, or University of Michigan, where she has taught, and a wedding band to signify her marriage to Paul Krugman.