(and no.. nobody at Slashdot got a free account for this post... but we'd be happy to hand them out..
3) I really doubt you are going to make any ranking system work. It would be chaos considering this country has trouble just counting a simple vote for a candidate. Stick with the system proven in every other country in the world everyone gets on the first ballot and a run off between the top two candidates if no one wins 50% in the first ballot.
The herd instinct among economists makes sheep look like independent thinkers.