My guess is that's because Mommy and Daddy are not the same as they were a long time ago. Mommy and Daddy (not all, but some) just want to give Junior all the things they could never have themselves, or all the things money can buy. And spoil them in the process. Parents...
"Teenagers today are not the same as they were when you were a teenager, and farms cannot rely on teenagers to do the work."
What are you basing this on? Give me some stats -