Marginal living space

Nature 
Most people in the world live in conditions where they have no private space.
Counter-claim 
The median size of a new house built in the USA has risen from 102 square metres in 1949 to 129 sq metres in 1970 to 191 sq metres in 1993. Residential space per person has risen from 29 sq metres in 1950 to 69 sq metres in 1993.
Aggravates 
Strategy(ies) 
Value(s) 
Type 
(E) Emanations of other problems