Estee Lauder Co. now sells most of its flagship products directly online. This choice, made around 2000, resulted in substantial __________ with the various high-end retailers through which it had been selling. Estee Lauder Co. now sells most of its flagship products directly online. This choice, made around 2000, resulted in substantial __________ with the various high-end retailers through which it had been selling. Horizontal supply chain conflict. Verical supply chain conflict. Vertical channel dissonance. Contract re-negotiations