3. Answer all parts (a) to (c) of this question. a. [20 marks] Consider the article Autor, D. and Dorn, D., 2013. "The growth of low-skill service jobs and the polarization of the US labor market." American economic review, 103(5), pp. 1553-97. Explain the content of Figure 1.A reported below in relation to the concept of Routine-Replacing Technological Change. Autor & Dorn (2013), Figure 1.A. Panel A. Smoothed changes in employment by skil percentile, 1980-2006 0.4- 03- 0.2 100 x change in employment share 0.1- 0.1 -02 1 20 60 100 Skill percentile (ranked by 1980 occupational mean wage)