A round up of stories you may have missed over the Monaco Grand prix weekend.

The tit for tat squabble over the Circuit of America's continues with both sides of the debate offering new statements in recent days. more

There have been further arrests in Montreal as the protests continue, with some factions now calling on the forthcoming Grand Prix to be targeted. more

Out of contract at the end of the season, Lewis Hamilton's future has been the subject of increased speculation in recent weeks. more

Teams will get a total of £115m as a one-off signing bonus for signing the new Concorde Agreement with around 75% of this expected to be paid this year. more

Bernie Ecclestone reveals that from 2013 it will be possible for there to be more than 20 races - a limit which has been reached this year. more

In a move that clearly signals its desire to host a Grand Prix, Thailand is to host this year's Race of Champions. more

Dany Bahar, the (over)ambitious driving force behind a raft of Group Lotus projects has been suspended by the new owners of the company. more

Peter Brabeck, who earlier today was confirmed as Formula One's new chairman, has said that there is no rush to float the sport on the Singapore Stock Exchange. more

Even though they are signed up to the Concorde Agreement, there are circumstances in which teams can leave the sport, with Ferrari, as usual, having its own terms. more

CVC is planning to float F1 on the Singapore stock exchange and if this happens the status quo will change dramatically due to a key agreement becoming void. more

F1 pays less than 5% tax on its annual profits of nearly £320m ($500m), thanks to a series of loans from F1's offshore companies to those based in the UK. more