Jill and Jeff Are Married,with Two Children

Essay

Jill and Jeff are married,with two children.Jill works at an ad agency.She works five days a week,from 9am to 5:30pm and earns $90,000 a year.Jeff works as a computer technician.His work usually entails fixing problems at clients' houses,often during the weekend.He earns about $60,000 a year.
Debbie and Dave are also married,with two children.Both work as consultants for IT firms.They typically work five days a week,from 8am to 6pm,with occasional work during the weekends.They earn $80,000 each.
Both couples are trying to work out a way to spend more time with their children.Which couple is likely to display more self-serving biases in arguing that the other spouse is not doing enough,and why?