This view made policymakers in the 1960s believe that expansionary policies could permanently reduce unemployment at little cost. We have learned a lot from all these experiences. We should not forget these lessons when we make our strategy ﬁt for the future. As Mark Twain is often paraphrased: “History doesn’t repeat itself but it rhymes”. 5 Conclusion Ladies and gentlemen Did you notice?
We have just gone back in time together. But, a glance at the clock shows me that time is marching forwards. So I will now come to a close. The director of “Tenet”, Christopher Nolan, is regarded as a master in the handling of time in his ﬁlms. His breakthrough came with “Memento”, in which the protagonist suffers from a particular form of amnesia.