CINXE.COM
<!doctype html><html><head><meta name="referrer" content="origin"><script>location.replace('https://www.emerald.com/insight/content/doi/10.1108/JMTM-01-2016-0007/full/html')</script><noscript><meta http-equiv="refresh" content="0;url=https://www.emerald.com/insight/content/doi/10.1108/JMTM-01-2016-0007/full/html"></noscript></head><body></body></html>