TY - JOUR AU - TI - Sparse Regularization in Marketing and Economics JF - SSRN Electronic Journal DO - 10.2139/ssrn.3022856 DA - 2018-01-01 UR - https://www.deepdyve.com/lp/unpaywall/sparse-regularization-in-marketing-and-economics-A7B0UnXcJF DP - DeepDyve ER -