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PayPal earns great fintech reputation from its massive worldwide network of 250+ million active users. As PayPal beats the revenue and profit expectations o

San Francisco Fed CEO Mary Daly suggests that trade escalation is not the only risk in the global economy. Due to the current Sino-U.S. trade tension, the g

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas

Nir Eyal and Ryan Hoover explain why keystone habits lead us to purchase products, goods, and services in our lives. The Hooked Model can help shine new lig

Berkeley tax economists Gabriel Zucman and Emmanuel Saez find fresh insights into wealth inequality in America. Their latest estimates show that the top 0.1

China poses new economic, technological, and military threats to the U.S. and many western allies. In the U.S. government assessment, China poses new eco