Changing how you sell your own products is not "manipulating economic conditions" whatsoever. If it was, that would mean that every business in the history of commerce has engaged in it.
As for the laws on underage gambling, countries all over the world are outlawing that, suing gaming companies, etc. The public is not in favor of underage gambling, and it's unclear to me how banning it increases the wealth of these companies? So I think the onus is on you to explain how this is an example of rent seeking.
As for the laws on underage gambling, countries all over the world are outlawing that, suing gaming companies, etc. The public is not in favor of underage gambling, and it's unclear to me how banning it increases the wealth of these companies? So I think the onus is on you to explain how this is an example of rent seeking.