In the digital age, the internet has become an essential source of information gathering and maintains a network of social contact. In this paper, we use microdata from the China Family Panel Studies to examine the effects of guardian's internet use on teenager's cognitive skills. Using mobile...

Im Mittelpunkt der vorliegenden Diplomarbeit steht die Frage, inwiefern Virtual Communities die Anforderungen an den Markenaufbau im Internet erfüllen können. Virtual Communities erfreuen sich z.T. großer Beliebtheit, weil sie verschiedenen menschlichen Bedürfnissen – etwa dem nach...

This paper assesses empirically the relationship between marketing expenditures and sales in the premium car segment in Germany. We employ a new data-set which contains model-specific data on sales (i.e. registrations), restyling activities and marketing expenditures at a monthly basis for the...