We compare wealth holdings across two cohorts of the Health and Retirement Study: the early Baby Boomers in 2004, and individuals in the same age group in 1992. Levels and patterns of total net worth have changed relatively little over time, though Boomers rely more on housing equity than their...

Obwohl wenige große Unternehmen Ein-Produkt Organisationen sind, widmet die wissenschaftliche Forschung dem Management von Mehr-Produkt Portfolien erstaunlich wenig Aufmerksamkeit. Trotz einer Vielzahl von Arbeiten im Umfeld der Diversifikations- und M&A-Forschung wird dem Corporate Portfolio...

Lufthansa Technical Training GmbH (LIT) performs training courses for Lufthansa AG as well as for several other international airlines. Courses of about 670 different types are offered of which several hundred take place each year. The course scheduling problem faced by LTT is to develop a...