“…Hillary (2004) 8 EU countries SME 1-249 survey (unclear, approx. 120 SMEs) Peters & Turner (2004) UK no clear SME definition interview (62 SMEs) Pimenova & van der Vorst (2004) UK micro 1-9, SME 10-249 survey (13 micro, 9 SMEs) Rothenberg & Becker (2004) USA small <= 20, medium > 20 survey (54 small, 74 medium) interview (7 SMEs, 9 advisers) Simpson et al (2004), Taylor et al (2003) UK SME < 250 survey (63 SMEs) interview, site visit (15 SMEs) Ammenberg & Hjelm (2003) Sweden SME 0-249 interviews (25 SMEs) Kannan & Boie (2003) Germany SME < 500 case study (1 SME) Lefebvre et al (2003) Canada SME < 500 survey (368 SMEs) Naffziger et al (2003) USA SME <= 500 survey (100 SMEs) Revell (2003) Japan small < 50 interview (20 small) Vernon et al (2003) UK micro < 10 focus group (25 micro, 34 staff) Friedman & Miles (2002) UK SME < 250 interview (61 SMEs, 21 stakeholders) Gunningham & Sinclair (2002) Australia small < 50 interview (13 small, 8 stakeholders) Hansen et al (2002) 5 EU countries SMEs <= 250 interview (20 SMEs) Schaper (2002) Australia small < 20 survey (154 small) Rutherfoord et al (2000) UK, Netherlands small < 50 interview (40 small) Tilley (2000), Tilley (1999) UK small < 50 interview (60 small) Non-empirical journal articles Clement & Hansen (2003) Content analysis of documents on Nordic SME environmental funding schemes Hoevenagel & Wolters (2000) Secondary data on Dutch SME (< 100 staff) use of environmental intermediaries Shearlock et al (2000) Studied a database of environmental service firms, but not SMEs using the services Walley & Taylor (2002) Literature review which identified and defined a typology of green entrepreneurs…”