Price Dispersion and Legacy Discounts in the National Television Advertising Market
研究发现，在全国电视广告市场中，不同企业的广告成本存在显著差异，与广告商有长期合作关系的企业能以更低价格获得同等广告资源。
We document dispersion in firms’ costs to advertise nationally, finding that advertisers with established relationships receive favorable prices for equivalent ad inventories.