Tajik energy official Abdukarim Niezov described the negotiations as tough.
Tajikistan's northern Sughd region suffered a blackout last month after Uzbekistan broke off electricity and gas supplies.
Tajikistan, which relies heavily on hydroelectricity, experiences energy problems in winter due to declining water levels in a reservoir that feeds a hydropower plant.
But in summer Tajikistan generates enough power itself to be able to export to neighboring countries.
(ITAR-TASS/Asia-Plus/Khovar)
RFE/RL Central Asia Report
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