A Commonplace Book

1209-1914 English prices and wages A massive spreadsheet of price and wage series.

Will Wilkinson has argued that if you want to understand how inequality has changed over time, you can’t use a single inflation index. The ...

As a pulpy, fun read about an unrealistic world that could never happen, I give Atlas Shrugged a thumbs up. and All of this is fine, if one...

Does anyone have a source for living history quality gloves suitable for the inside of a 14th c. hourglass gauntlet? I'm thinking partic...

From Astronomy Picture of the Day

Sweet and elegant. More about the artist, Jeremy Mayer, here .

From the Space Access Society And the Space Frontier Foundation Here are the key points: If the House votes in favor of the Senate's aut...

Recently, I read two arguments that Obama has “in fact, pulled us almost entirely out of the manned space effort.” And that for “what he has...

If not, skip this post. If yes to both, please consider calling your Representative in the House of Representatives to oppose HR.5781, the H...

An awesome, beautiful animation of asteroid discoveries, 1989-2010 . Notice how the pattern of discovery follows the Earth around its orbit....