the most favoured nation clause(trade to be based on the principle of non-discrimination in trade relations; торговля должна быть основана на принципе отсутствия дискриминации в торговых отношениях Lavrov)
most favourable environment(The most favourable environment for private equity | Self-evidently, this is not the most favourable environment in which to be seeking to negotiate improvements to benefits. | The results suggest that Hong Kong, Malaysia, Singapore and the United Arab Emirates have the most favourable environment for TNE [trans-national education] Alexander Demidov)
create the most favourable environment(that it tends to create the most favourable environment for the full development (physical and spiritual) of what is special to each of them" (Future of Man 195). Alexander Demidov)