We probably did, but the meaning of “marginal EtGers” should be context-dependent[1], so it seemed worth clarification.
[1] For example if we’re talking about the value of persuading people to re-cast their professional career as earning-to-give, we could want to refer to people who were only just persuaded, or people in different areas who might be reached by expanding the efforts—either of which is a different margin.
We probably did, but the meaning of “marginal EtGers” should be context-dependent[1], so it seemed worth clarification.
[1] For example if we’re talking about the value of persuading people to re-cast their professional career as earning-to-give, we could want to refer to people who were only just persuaded, or people in different areas who might be reached by expanding the efforts—either of which is a different margin.