In towns too small for a Walmart, Dollar General gets a tax break to come in and wipe out any local grocery stores. The result is a food desert.

To subsidize a profit-making business to operate in your town, whether it's a factory or a store or a sports team, converts businesses into parasites. In the long term, only dooH niboR benefits.

The EU's carbon emissions trading price has risen to 18 euros per ton, which is enough to do a little good. It would need to reach 30 euros per ton to start doing the job it was intended for.

This illustrates the point that a carbon tax is more reliably effective than emissions trading.

In Australia as in the US, semiprivate campaign messages targeted at specific groups have eliminated the "national conversation" about what is best for the country.

Perhaps we should tamp down the semiprivate campaign messages.

The Christian Taliban in the US impose biased restrictions on women wherever they get enough power to try it.

A campaign to privatize public schools named itself "Democrats for Education Reform", apparently to misrepresent the Democratic Party and turn people against it.