@online{ timsrc, author = "Kohler, Wilhelm", title = "Lecture Macroeconomics II, 22. Lesson", publisher = "Universität Tübingen", year = "2020", month = "Jan", day = "15", url = "https://timms.uni-tuebingen.de:443/tp/UT_20200115_002_makrooeko2_0001", urldate = "2024-03-29" }