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本文将从因果关系的角度对北京、上海和广州三地的空调市场主要品牌的电视广告的投放效果进行评估。本月分析报告数据来源为:上海4电视台:
This article will assess the effectiveness of television advertisements for key brands in the air-conditioning market in Beijing, Shanghai and Guangzhou from a causal perspective. The source of the analysis report for this month was: Shanghai TV Station: