“…Although the Organisation for Economic Co-operation and Development (OECD) has consistently tried to clearly define 'national security' and establish principles for its review-such as nondiscrimination, transparency and predictability, regulatory proportionality and accountability-the process of such reviews remains quite opaque (OECD 2009: 1-4). Although quite a few countries have set investment and industry thresholds to trigger national security reviews, the process involved remains covert and is subject almost entirely to the discretion of the relevant agencies in the host country (Kirchner 2012).…”