It leads many to wonder if the "no overlapping iterations" policy is just a doctrinaire position on a practical concept, or whether there's actually some reasoning behind the policy.
Research shows that when we absorb information in order to teach it to someone else, we learn it more accurately and deeply, perhaps in part because we are engaging our social cognition.
The most likely reason for departing a board was age, so the researchers concentrated on those "surprise" disappearances by directors under the age of 70.
Credit is unlikely to be so easily available again. Also, one of the ways leasing made more expensive cars seem affordable was by attributing to them high second-hand values after the lease was over.