Kumar, V.

customer market product innovation value marketing journal research retailing referral service retailer consumer relationship network challenge example behavior component engagement company purchase kumar process prospect management experience development erasmus universiteit retailing innovations business country future other information knowledge review feedback influence strategy level university service research opportunity number interaction product development process customer engagement metric brand erasmu proposal customer lifetime value activity acquisition lemon result chain dimension universiteit downloaded measure program environment impact jsr.sagepub.com transaction lifetime retailing 87 increase store income reward / journal science venkatesan internet attitude influencer india