Today, men average roughly 8 hours of housework a week, while women do about 20. In dual-earning couples, men do about the same housework when they earn 20% of the household income as they do when they earn 80%. Low and her co-authors wanted to show that this might be linked to men’s reluctance to take on housework. The effect of men being low-earning is much more muted for women from countries where housework is divided more equally. “The first was women entering the workforce and taking on these roles; the second is men stepping up at home and sharing chores equally.”