They may need to sell their house, which could be difficult if the local real estate market has slowed. Houses in the new location may be more expensive or difficult to find. It is not easy to face these risks and overcome these barriers. That is why the adjustment process takes a long time.
Let me just simply mention some of the facts: almost six years as President of the Bundesbank, your unique role in the German unification process, your key role in the establishment of EMU from the very beginning (in fact, you were a member of the Werner group in the early days of planning economic and monetary union) and your role on the international scene, not least but certainly not only in the central banking community.