Earlier quoted context omitted.
US-migrated Nigerians are driving Nigeria's local home ownership policy? Why? How? It seems more likely what you're seeing is the kindred spirit between parochialists of all colors. And if only they could see through the "colors" part they'd realize they're not so different after all.
President Asiwaju Bola Ahmed Adekunle Tinubu was literally a US-migrated Nigerian, studying here for college and then working. Maybe you are not familiar with Nigeria, but a surprisingly large amount of those with legislative power have lived or held property in the US. You don't even have to "migrate" to buy property here, just show up, and you can leave (or do it remotely). Tinubu arrived in the United States in 19…
I think there's a big difference – on virtually very dimension – between royalty/heirs/elites getting sent to Harvard and back home as compared to someone who actually uproots their life in a one-shot chance to create a new home in America.
I'm not sure I'd characterize the former as a type of "hypocrisy" though. They're doing exactly what they set out to do, which is to go learn about what works elsewhere in the world and try to apply it back home. Sometimes for evil purposes and sometimes for pro-social ones.