The R3 Digital Enspire Index measures the effectiveness of targeted ads in terms of purchase intent, engagement, and involvement. The index is calculated based on awareness, engagement, and involvement, with awareness being the most important predictor. The index is calculated by taking into account the impact of these predictors on purchase intent, with awareness being weighted at 0.3, engagement at 0.6, and involvement at 0.1. The index was calculated for 46 brands across 16 categories, with 220 ads included in the analysis. The analysis was conducted in Beijing, Shanghai, Guangzhou, Shenzhen, Wuhan, Nanjing, Hangzhou, Chengdu, Tianjin, Shenyang, Suzhou, Fuzhou, Ningbo, Qingdao, Xian, Zhengzhou, Chongqing, Jinan, Hefei, Changsha, and covered 123456789101112131415161718192021222379.778.069.935.772.972.9100.012.672.353.776.045.19.63.579.548.644.153.48.649.953.232.354.988.482.879.394.576.072.161.5100.073.081.966.582.493.289.859.269.972.368.787.568.766.175.764.167.264.863.373.570.682.356.987.563.961.978.564.570.1100.048.174.970.963.883.669.269.167.366.4100.095.189.58
