And which universities consider Notre Dame to be its peer? Well, now you can find out. Note that ND's peers were chosen by ND. FYI, ND selected 30 colleges as peers and 20 colleges selected ND as a peer. Only three of ND's chosen peer colleges also chose ND as a peer.
https://www.chronicle.com/article/who-does-your-college-think-its-peers-are
https://www.chronicle.com/article/who-does-your-college-think-its-peers-are