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Working Papers & Ongoing

Does It Take More Than One Village? The Effect of Inter-Municipal Cooperation on Waste Separation

Joint with Germà Bel, IREA working paper. Municipalities increasingly cooperate with one another to improve their public services. In this study, we estimate the causal effect of Inter-Municipal Cooperation (IMC) on the environmental performance of waste collection in Catalonia. Using a difference-in-differences framework, we find that municipalities moving into IMC decrease non-separated waste per capita…

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Working Papers & Ongoing

Höhe und Verlauf der Beitragssätze in der beruflichen Vorsorge der Schweiz

(joint with Michael Siegenthaler, KOF Analysen 2021(1)) We use data from the Swiss Earnings Structure Survey (SESS) from 1994 to 2018 to document the design of employee contributions to occupational pension funds in Switzerland. We find that contribution rates increased more strongly with age in 2018 than in 1994. The old age bonuses that increase…