detergent                package:MNP                R Documentation

_D_e_t_e_r_g_e_n_t _B_r_a_n_d _C_h_o_i_c_e

_D_e_s_c_r_i_p_t_i_o_n:

     This dataset gives the detergent brand choice by households and
     the price of each brand.

_U_s_a_g_e:

     data(detergent)

_F_o_r_m_a_t:

     A matrix containing the following 7 variables and 2657
     observations.

       choice   factor   a brand chosen by each household
       Tide     numeric  log price of Tide
       Wisk     numeric  log price of Wisk
       EraPlus  numeric  log price of EraPlus
       Surf     numeric  log price of Surf
       Solo     numeric  log price of Solo
       All      numeric  log price of All

_R_e_f_e_r_e_n_c_e_s:

     Chintagunta, P. K. and Prasad, A. R. (1998) "An Empirical
     Investigation of the ``Dynamic McFadden'' Model of Purchase Timing
     and Brand Choice: Implications for Market Structure". _Journal of
     Business and Economic Statistics_ vol. 16 no. 1 pp.2-12.

