New trade agreements between French President Francois Hollande and Iranian President Hassan Rouhani are the latest in a string of trade and investment plans developing across European capitals and beyond...such initiatives may potentially contribute to social and environmental as well as economic development in Iran...[M]issing so far, however, in the strong push to open new investments in Iran is any reference to the level playing field upon which any responsible business should operate...Some business leaders who have already declared their hand will be undertaking their own non-financial due diligence as they develop strategies for doing business in Iran. But others will not...Moments such as the one[s] now unfolding around Iran are critical not only because of the volume of new contracts and projects that are on the table, but also because of the historic geo-political relations that are poised to take important new directions...Whatever happens next, the need for adherence to responsible business practices for all actors entering Iran is clear...