“…Most studies, drawing on a variety of data sources (e.g., U.S. Census, population-based surveys, studies with convenience or judgment samples), use racial or panethnic groups (rather than the more specific categories of ethnicity and nationality) to identify relationship type (e.g., cross-vs. same-panethnic romantic relationships; Feliciano, Robnett, & Komaie, 2009;Fu & Wolfinger, 2011;Herman & Campbell, 2012;Jacobs & Labov, 2002;Keels & Harris, 2014;Levin, Taylor, & Caudle, 2007;Perry, 2014;Tucker & Mitchell-Kernan, 1995;Wang, 2012).…”