He also began to write straight comedies, and his plays included Aren't We All? (1923), Spring Cleaning (1925), The Last of Mrs. Cheyney (1925, which ran for 514 performances), On Approval (1927), Canaries Sometimes Sing (1929) and Let Them Eat Cake (aka Half a loaf) among others.
The decisions on approval will often make or break a small company's stock price (e.g., Martha Stewart and Imclone), so the markets closely watch CDER's decisions.