What do the oddsmakers say about the Italian referendum

Matteo Renzi likely to be put to the test on his pledge to resign if he loses

Italian voters are poised to reject a referendum on constitutional reform, betters say.

Various online brokers but the odds of the No side winning at 1/3 with Yes at 9/4.

The real question is whether Renzi will resign and/or will his party splinter after the vote. That's the bigger risk.