net worth but experts say if she restructures her assets into foreign contracts, that she could mitigate her tax base there as well. shep? shepard: and as i mentioned, trace, this is a bit of a trend here, it looks like? yeah. and some say that it might be relate to the economy because if you look at the numbers, it has gone up dramatically in recent years. i mean, look back at this chart. in just the past four years the number of people giving up their passports has gone up 700% and they expect t to rise again this year. among the best known expats. facebook co-founderrer eduardo and john the iii heir to the campbell soup fortune. cato institute doesn t think a better economy is going to help this. listen to them. stronger economy is going to increase the value of your portfolio ultimately this is an issue of the american tax code being extremely unfriendly to wealth creation.