Trade and investment in services are inhibited by a range of policy restrictions, but the best offers so far in the Doha negotiations are on average twice as restrictive as actual policy. They will generate no additional market opening. Regulatory concerns help explain the limited progress. This...

"The outlines of a potential agreement, emerging after seven years of negotiations, imply that Doha offers three key benefits: reduced uncertainty of market access in goods and services; improved market access in agriculture and manufacturing; and the mobilization of resources to deal with the...