![The Economist Radio (All audio) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/026/794/small/the-economist-all-audio.jpg)
Summary: General Motors has sold its Vauxhall and Opel brands to PSA in France. Adam Roberts our European business editor asks how the car industry is reacting to the consolidation. Also: can Snapchat succeed as a public company? And might President Trump’s accusation that China hasn't been playing by the rules have a point? Simon Long hosts.