Worse Than Macroeconometrics

Steve McIntyre seems to pour cold water on a study allegedly demonstrating global warming.

As you see, there is a persistent decline in the alkenone reconstruction in the 20th century using published dates, but a 20th century increase using Marcott-Shakun dates.

Changing the dates of observations? Even macroeconometricians do not try that one.

4 thoughts on “Worse Than Macroeconometrics

  1. Isn’t that exactly what Valery Ramey was doing when trying to find the best dates to attribute stimulus preparation and spending to?