Choosing the right set of new products to offer is a key driver of pro tability. New products often share some design attributes with existing products, so fi rms need to decide which attributes to keep common, and which to differentiate. We propose and empirically implement a new methodology...

We use a unique, hand-collected dataset to examine learning and forgetting in hip replacement surgery as a function of a surgeon’s experience with specific surgical device versions and the time between their repeat uses. We also develop a generalizable method to correct for the left-censoring...