1 Erratum to: Soc Indic Res DOI 10.1007/s11205-014-0670-2

The first line of the Abstract the word “tolls” should be corrected with “tools’’.

The sentence presently in the abstract:

Information on expenditure and income are the most widely used tolls for differentiating economic status of households.

Should read:

Information on expenditure and income are the most widely used tools for differentiating economic status of households.