There are limits in the extent to which measures of disposable income reflect households’ wealth and/or standard of living. Home ownership, for instance, can bring a supplement of wealth that would modify the estimation of poverty rates if it were taken into account. Note also that poverty rates poverty rates calculated according to current disposable income current disposable income does not capture the impact of savings and debt, nor does it account for the irreducible expenses households may have to cover basic needs in terms of housing, electricity, heating, transports, childcare, etc.