The idea that wages rise relative to alternatives as job seniority accumulates is the foundation of the theory of specific human capital, as well as other widely accepted theories of compensation. The fact that persons with longer job tenures typically earn higher wages tends to support these...

An estimate of the social cost of carbon (SCC) is key to climate policy. But how should we estimate the SCC? A common approach is to use an integrated assessment model (IAM) to simulate time paths for the atmospheric CO2 concentration, its impact on global mean temperature, and the resulting...

The US energy strategy that would change the outlook worldwide is that for replacing crude oil with other liquids fuels to run automotive engines. Other strategies wander off into exotics requiring subsidies to produce heat or electricity not diesel, heating oil or gasoline. There is no...