3. The lex mercatoria is, in the conception of some writers, the law that applies to foreign investment contracts. During periods of globalisation, contract forms used within industries are imitated and uniform laws grow up in relation to them, facilitating the idea of a transnational law. As arbitral awards come to be made interpreting contractual terms and writings based on them grow, the law becomes concrete. (M. Sornarajah, The International Law on Foreign Investment, (3rdedn. Cambridge University Press, Cambridge 2010. at p38)