"Since World War II there has been: (i) a rise in the fraction of time that married households allocate to market work, (ii) an increase in the rate of divorce, and (iii) a decline in the rate of marriage. What can explain this? It is argued here that technological progress in the household sector has saved on the need for labor at home. This makes it more feasible for singles to maintain their own home, and for married women to work. To address this question, a search model of marriage and divorce is developed. Household production benefits from labor-saving technological progress"--National Bureau of Economic Research web site.