A new study from the American Association of University Women finds that just a year after graduating from college, women earn just 80 percent of what men make. Ten years down the line, women make 69 percent of what men earn.

The finding comes at an interesting moment, given the popular argument that women earn less simply because of their lifestyle choices. Check out Broadsheet’s trademark savvy reporting on the study for more.

And while we’re on it, a few excerpts from a “pop quiz” I’m developing in conjunction with my book – because I’m always surprised at how often women ourselves overestimate how we, as a sex, are doing. Go on, take the little test. No one’s looking. I’ll post answers tomorrow.

In 2007, for every dollar a man earns, a woman earns:

A. the same
B. 84 cents
C. 77 cents
D. 56 cents

In 2007, women make up what percent of the U.S. Senate?

A. 3%
B. 14%
C. 33%
D. 50%

In 2007, what percent of women are tenured professors?

A. 7%
B. 16%
C. 20%
D. 50%

In 2007, what percent of Fortune 500 CEOs are women?

A. 8%
B. 15%
C. 26%
D. 50%

(Answers posted tomorrow!)