“…14 For a general overview of proportionality, see (Rubenstein, 2023a(Rubenstein, , 2023b. 15 For further applications and discussion of proportionality within the SEM framework, see (Franklin-Hall, 2016;Rubenstein, 2024;Woodward, 2010Woodward, , 2018Woodward, , 2021. 16 Though see (McDonald, 2022) for one such attempt.…”