Back in the day, on a farm kids used to be a form of free labor - of course they took effort up front, but after the oldest are capable for watching after the y

Back in the day, on a farm kids used to be a form of free labor - of course they took effort up front, but after the oldest are capable for watching after the youngest it breaks even and then after few years the oldest can start to help with actual work. Now days in cities kids are more like very expensive pets.