“…As such, our focus (and therefore subsequent choice as to which models to include in this paper) has been influenced by the impact each model has had in the ongoing development of scholarship. We begin with SE, considering continuum (Alter, 2007;Anderson, 2003, 2006;Young, 2001), three-sector models (Ridley-Duff, 2008;Ridley-Duff and Bull, 2011;Wicks, 2009), and the triangular representations evident through the EMES International SE Research network conceptualisation of SE Nyssens, 2008, 2014) and the fair trade (triangle) model (Huybrechts and Defourny, 2008).…”