What is Endowment income ?
Endowment income meaning Endowment income includes: (1) the unrestricted income of endowment and similar funds; (2) restricted income of endowment and similar funds to the extent expended for current operating purposes, and (3) income from funds held in trust by others under irrevocable trusts. Excludes capital gains or losses unless the institution has adopted a spending formula by which it expends not only the yield but also a prudent portion of the appreciation of the principal. Does not include gains spent for current operations, which are treated as transfers.
reference: IPEDS Data Collectrion System – Glossary