Over the 20th century, average
household size declined reflecting increased incomes and demographic factors, notably a lower birth rate and an increase in the share of single adult households with or without children (Graph 2).
Not exact matches
China has observed
declining population growth for over a decade as a result of the one - child policy and a therefore subsequent reduction in
household size.
The average
household size has followed the national trend, continuing to
decline each year, from a high of 3.8 persons in 1960 to 3.6 persons in 1970, 2.9 persons in 1980, and to 2.6 persons in 1990.
For example, family
size has decreased since 1860 and the ratio of multi-generational to single - generation
households also
declined from the 1880s through the 1980s.
That means if I assume that the median home
size by square footage since 1970 doubled in value, and I compare what Americans wanted then in
size to the same
size now (even AEI points out that
households have
declined in
size - the biggest LOL of all, but that means that even if the median home
size hasn't doubled in square foot, per person, the square footage
size of a median home has exceeded doubling), then:
«These findings suggest that as average
household sizes continue to
decline around the world, malaria will also gradually disappear.»
This
decline in house
size was also caused by growth of single person
households and the overall need to reduce energy costs.