Angus Deaton – economist

Seems he has won  the Nobel Prize for economics for theories on taxation

http://www.theguardian.com/business/2015/oct/12/angus-deaton-wins-nobel-prize-in-economics

I see he is Edinburgh-born and educated (as was Tony Blair) but what relevancy and importance his studies are , i have no idea. Perhaps some can enlighten me of his worth or expose the hollowness of his ideas for a possible comment on the blog.