“…For our empirical analysis, especially the heterogeneity in SLP participation seems to be an essential characteristic. The program is one of the main instruments of NYSE Euronext to incentivize and regulate market-making activities (Bellia et al, 2019). Colliard and Hoffmann (2017, Online Appendix F), Bellia et al (2019), and Anagnostidis and Fontaine (2020) provide empirical evidence that the SLP program, as well as market-making regulations in general, have an impact on the liquidity of stocks.…”