Perspectives. Everywhere in business, there's a new level of interest in entrepreneurship. As attention at corporations swings away from retrenchment and toward growth, more people are wondering why some companies are more able than others to stimulate creativity and initiative among their employees. In "How Can Big Companies Keep the Entrepreneurial Spirit Alive?" five corporate managers share their views on how organiza-tions can convert intriguing ideas into commercial ventures.

Letters to the Editor. Recent HBR articles generate com-ments from Alfred C. DeCrane, Jr., Frank P. Popoff, Edgar S. Woo lard, Jr., Step Han Schmidheiny, David M. Gute, Ulrich Steger, Ralph Earle III, Paul R. Portney, Christopher M. Cimarusti, Robert J. Saldich, and Jack W. Shilling.