Biden was consistently ranked one of the least wealthy members of the Senate, which he attributed to his having been elected young. Feeling that less-wealthy public officials may be tempted to accept contributions in exchange for political favors, he proposed campaign finance reform measures during his first term. In November of 2009 Joe Biden's net worth was $27,012. By November of 2020, the Bidens were worth $9 million, largely due to sales of Biden's books and speaking fees after his vice presidency.