My Two Cents About Pennies

Expensive for the U.S. mint and worthless to consumers, the penny still remains a part of the U.S. money supply although phase-out laws have been proposed.

Energy Efficiency Surprises

Our Wednesday Environmental Issue: Trying to optimize energy efficiency, we might have unexpected results. First, where we live… Referring to an environmentally friendly community where he once lived, New Yorker writer David Owen described his 750 square foot dwelling. 77% of the households in his community did…

Airline Product Differentiation: It's About More than Just Plane Comfort

Whether departing on Imperial Airways from Great Britain or Pan Am in the US, for most of the 20th century you had no need for business class. Only the wealthy could afford to fly. In 1934, anyone with £180 ($17,000 today) could travel on…