. >> economist robin hanson studies an alternative.nts. >> you're talking. you're pontificating. something challenges you and says you want to bet on that? all of us. as soon as somebody says you want to bet on that? you pause and go, do i really believe that? if you put your money where your mouth is, you are more careful. and when lots of people put their mouth on the line, on sites called prediction markets, like this one in the united states, this one in europe, the resulting odds are more accurate than anything else. unfortunately, they post these odds in confusing gambling formulas. so my producer and i created this site. electi electionbettingodds.com that states the odds more clearly. and who's winning? >> we're going to win. we're going to win. >> despite donald trump's confidence and lead in all national polls for the republican nomination, marco rubio is well ahead in the betting. trump is second. ted cruz third. for the democratic nomination. the betters say hillary is the overwhelming favorite and she's also favored to bec