Bibliography (15):

1. ‘What’s Wrong With The Way I Talk?’ The Effect Of Sound Motion Pictures On Actor Careers

2. The Death of a Technical Skill

3. Technical Change, Inequality, and the Labor Market

4. The Economics of Has-beens

5. Lehman’s Lemons: Do Career Disruptions Matter for the Top 5%?

6. Better All the Time: How the ‘performance revolution’ came to athletics—and beyond

7. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/Carbon-fiber_reinforced_polymer

      https://en.wikipedia.org/wiki/Carbon-fiber_reinforced_polymer

   2. https://en.wikipedia.org/wiki/Racket_(sports_equipment)#Tennis

      https://en.wikipedia.org/wiki/Racket_(sports_equipment)#Tennis

   3. https://en.wikipedia.org/wiki/Tennis

      https://en.wikipedia.org/wiki/Tennis

   4. https://en.wikipedia.org/wiki/Ned_Ludd

      https://en.wikipedia.org/wiki/Ned_Ludd

   5. https://en.wikipedia.org/wiki/Captain_Swing

      https://en.wikipedia.org/wiki/Captain_Swing

   6. https://en.wikipedia.org/wiki/Howard_Head

      https://en.wikipedia.org/wiki/Howard_Head

   7. https://en.wikipedia.org/wiki/Topspin

      https://en.wikipedia.org/wiki/Topspin

   8. https://en.wikipedia.org/wiki/Ken_Rosewall

      https://en.wikipedia.org/wiki/Ken_Rosewall

   9. https://en.wikipedia.org/wiki/Lew_Hoad

      https://en.wikipedia.org/wiki/Lew_Hoad