KYIV, Sept 29 – A close ally of President Petro Poroshenko called on the government to attract investors in oil and gas sector through production sharing agreements, or PSA.

Ihor Kononenko, the First Deputy Head of the Petro Poroshenko Block group, said this may help raise up to $2 billion within 18 months.

"As for the development of the oil and gas sector I am a supporter of the active development of private business. In extraction this is PSA – the tool used in over 30 countries. It is clear for foreigners and protects investment. If not to block, but launch the tool, we can attract over $2 billion of investment in production of oil and gas in a 12 or 18 months," he told Interfax-Ukraine.