Several nations receive Russian gas via Ukraine. In other business news: Albania's credit rating sees improvement and Turkey's military spending surpasses Canada.
The new measure is intended to attract investment and reduce unemployment.
A new police centre joins BiH, Serbia and Montenegro to boost co-operation and regional security.
A new water treatment plant will serve both the Greek and Turkish Cypriot communities. In other business news: The European Commission may simplify the rules for Schengen visas in an effort to boost tourism, and air travel in the region is about to become easier.
Manpower and equipment upgrades are key challenges to improve the country's military capacity.
Reforms allow Athens to tap into bailout money set aside by international lenders. In other business news: Improved economic conditions allow Cyprus to drop its ceiling on daily cash withdrawals.
The European Commission will present an energy plan in June.
Regional countries sign agreements and plan joint projects to improve security and mutual trust.
Officials and regional security experts view the Alliance as crucial to the region's prosperity.
Diplomacy is the only way out of the deadlock in Crimea, officials say.