The $PEQUV-File is based on the Cross-National Equivalent File (CNEF) with extended income information for the SOEP. This file comprises not only the aggregated income figures provided in the CNEF but also further single income components. The CNEF is a joint effort of researchers and staff...

Given the growing variety of expensive treatments and drugs, economic sustainability is a particular challenge for healthcare systems with universal insurance coverage. Patient co-payment regimes for prescription drugs are a proven means of cost containment worldwide. However, there is little...