This paper is devoted to a new estimation of the non-accelerating inflation rate of unemployment (NAIRU) for the West … German Economy 1980 to 1998. The novelty of the paper is the estimation of a time-varying NAIRU for West Germany employing …, the NAIRU for 1998 is estimated to lie between 7.9 and 8.5 percent. However, based on a presentation of the theoretical …