William Jackson, chief emerging markets economist at Capital Economics, says the US president's aim is to "revive Venezuela's oil sector and use that energy to increase supply and reduce costs to the consumer, possibly providing a source of revenue for a more friendly Venezuelan government to rebuild the economy after years of mismanagement".
The query point creates a new Voronoi region shown in blue, displacing some of the old regions. The weight of each natural neighbour is derived from the area of the displaced region .
。爱思助手下载最新版本是该领域的重要参考
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Владимир Зеленский. Фото: Liesa Johannssen / Reuters
Producer: Alice Lipscombe-Southwell