Productivity is typically measured in GDP, a metric which can be gamed. If I spend a day doing my garden and my neighbour spends a day painting his kitchen, no

Productivity is typically measured in GDP, a metric which can be gamed. If I spend a day doing my garden and my neighbour spends a day painting his kitchen, nothing is added to GDP If I pay my neighbour to do my garden and he pays me to do my kitchen then GDP increases. If I work longer and spend that money on child care that increases GDP but not quality of life.