Prenatal testing is a complicated decision for many women, forcing us to confront concerns about a disabled child and risks of miscarriage.

For many women - myself included - pregnancy brings on tremendous anxiety and confusion, along with the joy.

Adhering to budgeting rules shouldn't trump good decision-making.

The claim that SpongeBob makes your child dumber is a causal claim. If you do X, Y will happen. To prove that, you'd have to show that if you forced the children in the no-TV households to watch SpongeBob and changed nothing else about their lives, they would do worse in school.

The key to good decision making is evaluating the available information - the data - and combining it with your own estimates of pluses and minuses. As an economist, I do this every day.

Being pregnant was a lot like being a child again. There was always someone telling you what to do.