What role did money play in the elections? Does money equal votes?
The US Federal Election Commission has official returns and maps of campaign spending which you can check
Fairvote campaigns for greater democracy. Check its website forn a good campaign spending map. There are also research reports on redistricting and constitutional issues relating to voter enfranchisement in the USA.
Other sources of clear information on money and politics in the USA include campaign and citizen watchdog groups. Some key examples are
Find the most expensive races as well as data and reports on individual candidates. Most data has been prepared by the Center for Responsive Politics.
The Sunlight Foundation has also created a number of databases relating to transparency. Take a look at the Following the money blog
Political parties (find out what parties they are attending)and many more specialist datasources.
Office for Democratic Institutions and Human Rights - Elections run by the OSCE - monitors elections worldwide. This section covers its observations about the USA from 2004 onwards A small mission has been deployed to observe the 2010 mid-term elections. Its observations and reports will be posted online.