This paper studies the representativeness of the Continuous Sample of Working Lives (CSWL), a set of anonymized microdata containing information on individuals from Spanish Social Security records. We examine several CSWL waves (2005-2013) and show that it is not representative for the...

This paper provides the first estimate of the actuarial balance of the Spanish contributory pension system for the old age contingency, based on official data. The novel entry in the balance sheet, named "Contribution Asset" or "Hidden Asset", is at the centre of the theoretical discussion. A...