It's not just color TV. For example, people in the 2020's eat a lot more restaurant meals than people in the past did. Yet restaurant meals are more expensi

It's not just color TV. For example, people in the 2020's eat a lot more restaurant meals than people in the past did. Yet restaurant meals are more expensive today relative to other goods than they were in the past. Virtually all consumables show similar patterns. For example, housing is significantly more expensive than it was in the past, yet square foot of living space per person has increased substantially.