The field of causal inference develops methods for estimating treatment effects, often relying on the Stable Unit Treatment ...

“在战争中，历史博物馆也需要像军火库一样加锁。”伊朗文化遗产组织在德黑兰遭遇空袭后发布的紧急通告如是写道。“只有那些最重要的文物被转移了，剩下的还留在德黑兰，等炸弹来决定它们的命运。” ...

Investing.com - DA Davidson周五将Nice Systems Ltd (NASDAQ: NICE )的目标价从185美元上调至195美元，同时维持对这家客户体验软件提供商的"买入"评级。目前，Nice Systems交易价格为165.33美元，市值为106亿美元，根据 InvestingPro 分析，该公司获得了"优秀"的财务健康评分。

ST. PETERSBURG, June 20 (Xinhua) -- President of Xinhua News Agency Fu Hua on Friday met here with Pavel Negoitsa, general director of Russia's Rossiyskaya Gazeta, during a visit to Russia.

With the second China-Central Asia Summit having concluded in Astana, Kazakhstan earlier this week, both sides are seizing fresh opportunities for trade and economic cooperation, vowing to uphold ...