article_snippet: The 73-year-old was paid an advance of £2m for his second autobiography published later that year.
article_snippet: It became the biggest-selling book of 2013, with sales earning his at least an additional £1m.
article_snippet: his continues to bank more than £2m a year for 20 appearances as a club ambassador for United, a role that was agreed when his stepped down as manager.
article_snippet: In January, the club’s accounts confirmed that his was paid £2.165m — the equivalent of £100,000 a day — between October 2013 and July 2014.
article_snippet: Industry insiders estimate that he is able to command a fee of up to £100,000 a day for public speaking engagements, with he son Jason understood to be negotiating all business dealings on his son Jason behalf.