Under the deal, the control and management of four international airports — Kabul, Kandahar, Herat and Mazar-e-Sharif — will be run by a UAE aviation company, according to state-run Bakhtar News Agency.
The authorities gave no indication of foul play in the blast that killed at least two people, wounded 120 others and damaged several buildings and stores.
Thirty-one-year-old Mohamed Alnaas will receive $50,000 as prize money for his debut novel, "Bread on Uncle Milad's Table", which explores gender roles in a Libyan village.
As the nation mourns the death of former President Sheikh Khalifa bin Zayed, his half-brother is elected as the new president by the Federal Supreme Council.
The Ministry of Presidential Affairs announced 40 days of mourning with flags at half-mast, with work suspended in the public and private sectors for the first three days.
Local reports have suggested the rough ruby with greenish and dark-purple hues could fetch up to $120 million.
Escaping turmoil back home, Russians are pouring into the emirate which offers a lax regulatory environment to secure their wealth.
The agreement includes regulation, customs, services, government procurement and electronic trade and will come into effect when signed by the countries' economy ministers and ratified.
UAE energy chief doubles down on OPEC alliance with Russia ahead of a meeting of energy producers later this week.
US Secretary of State Antony Blinken and his counterparts from the UAE, Bahrain and Morocco will attend a series of diplomatic meetings in Israel starting on Sunday.
The State Department says the US does not support efforts to rehabilitate Syrian regime leader Bashar al Assad, and also does not "support others normalising relations".
Assad briefed Sheikh Mohammed bin Rashid Al Maktoum on the latest developments in Syria, also discussed mutual interests in the Arab world, according to UAE’s state-run WAM news agency.
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