very high prices for artworks

Whereas many industries suffer during economic recessions, the art industry does well. Some think the reason is that artists feed off the anxiety and uncertainty during recessions to produce inspired works. Others think that recessions, while harmful to most people, produce a handful of very rich people willing to pay very high prices for artworks, driving up the value of the art market as a whole.
The author of the passage above is primarily interested in:
  [removed]providing evidence that the art industry does well during recessions.
  [removed]presenting reasons for why the art industry does well during recessions.
  [removed]discussing the types of artworks that sell best during recessions.
  [removed]describing the effect that art has on the economy.