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Amid some worrying signs that economic expansion may be muted in the fourth quarter, the central government made a number of announcements earlier this year to stabilize growth and pledged to improve market regulation to ensure a fair business environment.

Amazon’s ambitious plan to offer one-day delivery for Prime members is already costing more than expected. But at least one investment bank is betting that the shipping initiative will be a long-term boon for the company’s stock price and overall sales.

Amazon’s biggest device event yet delivered a dizzying array of 13 new products, nine new or updated developer tools and countless Alexa capabilities.

Amazon’s issues are the latest indication of the industry-wide struggle among tech giants to control their massive platforms. Facebook and Twitter are at the center of yet another political disinformation campaign. Google’s YouTube is working to reverse a trend of hate speech and extremism populating its platform. And Microsoft’s LinkedIn is in a constant battle to catch and eliminate fake accounts.

Amazon’s primary competitor in smart speakers and voice assistants, Google, introduced variable playback speeds last year for podcasts and news on its Google Home devices.