Members of which economic alliance can live, work, even vote in any member nation?
European Union?
The economic alliance that allows its member citizens to live, work, and even vote in any member nation is the European Union (EU). In order to find the answer to this question, you could have researched international economic alliances and their provisions for member citizens.
To get the answer, I suggest conducting an internet search using search engines like Google, Bing, or Yahoo. You would need to type in the relevant keywords such as "economic alliances that allow free movement of citizens" or "economic alliances with voting rights for members." The search results will likely include information about the EU and its policies on citizenship and free movement for its member citizens. It may also mention other regional economic alliances that have similar provisions for their members.
When browsing the search results, you can visit reliable sources like official websites of the respective economic alliances, government portals, or reputable news outlets to get accurate and up-to-date information. Reading through the provided information will allow you to determine the economic alliance that grants its members the rights to live, work, and vote in any member nation.