“…In the OECD, the empirical evidence is mixed. Some studies show that the partisan effect disappears for some areas, particularly for welfare spending (Garrett and Mitchell, ; Huber and Stephens, ; Kittel and Obinger, ; Potrafke, ; Kwon and Pontusson, ; Herwartz and Theilen, ), while it remains significant for market regulation and privatization (Bortolotti and Pinotti, ; Iversen and Stephens, ; Potrafke, ; Obinger et al, ).…”