This has been a LONG time in works: my paper on how dollar hegemony is a form of international law-making power. It includes a long methodological/theoretical section on why strong versions of the 'law constitutes political economy' aren't convincing papers.ssrn.com/sol3/papers....
The so-called weaponisation of the dollar as part of the escalating geopolitical competition has drawn attention to dollar hegemony within the fields of interna