Danh ngôn của Emily Oster (Sứ mệnh: 6)

Nausea is a normal but unpleasant effect of pregnancy and a really good sign that it is going well. Women who experience nausea in early pregnancy are less likely to miscarry.
I think we've moved to thinking of parenting and pregnancy as something in which you should lose yourself.
There is some risk to increase birth defects if you do a lot of outdoor gardening when you are pregnant. That can increase rates of toxoplasmosis.
No one likes doing chores. In happiness surveys, housework is ranked down there with commuting as activities that people enjoy the least. Maybe that's why figuring out who does which chores usually prompts, at best, tense discussion in a household and, at worst, outright fighting.
The basic idea that incentives can be used to motivate behavior is a powerful one. It works for employees, and it has a clear place in parenting, as anyone who has tried to potty-train a recalcitrant toddler with sticker rewards knows.
Economists typically think that your happiness goes up as you get more money, but the more you have, the less each additional dollar matters. This means that you value money most in times when you have less income and more expenses.