Would it make a lickin' difference? Absolutely not--that is, except in your eyes.
Would there be any direct harm to the American economy? Probably not--and if there's any harm, lay it down on the table right here.
Obviously, it would. Are you recommeding people give their houses away, or would they do better by selling them? Or are you seriously claiming there is no difference between the two? Can I have your house then, or whatever you might actually own?
If IBM has truly open sourced this stuff, then anybody can use it, including right back home in the USA. This truly is a tide that cannot help but lift all boats.