We can't diagnose everyone who is a billionaire, or even a few, so we can't really make a good estimate. However, the percent of billionaires who are sociopaths is likely to be higher than in the general population because of some of the traits needed to be a billionaire: being able to manipulate others, not being afraid to use underhanded tactics, and so on.
4%
There is no reason to suppose it is any different from that of the rest of the population.
There are billionaires all over the world.
There are no known billionaires located in Michigan.
Begging for Billionaires was created in 2009.
I am curious as to why you believe there are no billionaires in Europe. Anyway, as of now, there are 248 billionaires in Europe, including one in Poland.
in the world there are about a billion, billionaires, but how many are black or white, is not answered.
There are no christian billionaires. All billionaires have either made a pact with the devil or have sold out to our Alien Lizard Overlords.
There were approximately 470 billionaires in the world in 1999, according to Forbes' inaugural billionaires list released that year.
a lot
No, in fact, it's the opposite. There are many more straight sociopaths than gay ones.
From 41 billionaires in 1987 to 425 billionaires in 2012, In 2004 there was 274 billionaires in the United States to find out the worlds total you would have to check each country for the year stated.