Agatha Christie Based mostly the placing for this novel on her very own summertime property of Greenway over the River Dart, which she known as “a desire household.” 首先，要确定你的市场调研的目标。问自己这样一个问题：你想要从市场调研中获得什么信息？是否是关于消费者行为的信息、或者是竞争对手的营销策略，抑或是了解市场趋势？ 二手资料由精通市场调研的专家负责收集。二手资料包括企业内部的及... https://blog.she.com/godovietnam/