The analysis of inpatient comorbidities is important for hospital management, epidemiological studies, and health services research and planning. This paper aims to study the evolution of coded comorbidities in a nationwide administrative database. Specifically, data from Portuguese hospitals...

Abstract Governments at all levels are tasked with administering public programs that serve large numbers of people. The use of integrated data systems (IDS), which can be used to link administrative records from multiple public agencies into one database, offer a unique mechanism for providing...

Summary In 1997, the German government enacted a reform of the unemployment insurance system which lead to a reduction of the maximum entitlement length for unemployment benefits of the older unemployed in the subsequent years. This paper analyses the effects of this reform on the risk of...

Abstract This paper uses business tax administrative data to describe the annual firm growth rate distribution in Canada over the 2000–2009 period. This administrative tax database provides a unique lense to study firm growth as it allows us to look at the universe of Canadian employer firms...

Household-level data on consumer expenditures underpins a wide range of empirical research in modern economics, spanning micro- and macroeconomics. This research includes work on consumption and saving, on poverty and inequality, and on risk sharing and insurance. We review different ways in...