Davos, Switzerland | Supply-chain finance behemoth Greensill has buckled to a backlash against abusers of its core business, weighing up whether and how to refuse service to clients who "bully" small businesses by charging them just to get their invoices paid on time.

Speaking to The Australian Financial Review while attending the Davos forum, the company's founder and chief executive Rich Lister Lex Greensill, and his new Asia-Pacific chairwoman Julie Bishop said Australia's "healthy debate" on this had prompted a major strategic rethink.