The 2nd Amendment . . . Prof. Edward J. Erler frames it as an expression of first principles.

Exchange Beats Gift-giving, for Everyone . . . Prof. Michael Munger of Duke U. explains why.

Happy Birthday, Income Tax! . . . In this 100-year-old editorial, the NYT got this one right.

And Happy Tax Freedom Day! . . . The average taxpayer can now start working for him/herself (btw, last year this day came 5 days earlier).

Should We Even Have a US Postal Service? . . . More and more are saying no, that private companies would do it better.