US birth rates are at record lows, even though the number of kids most Americans say they want has held steady

Birth rates are falling in the U.S. After the highs of the Baby Boom in the mid-20th century and the lows of the Baby Bust in the 1970s, birth rates were relatively stable for nearly 50 years. But during the Great Recession, from 2007–2009,

—and they’ve kept falling. In 2007, average…