Marketing is essentially the art of persuading people to buy what they would not have bought, left to their own devices. This is achieved through manipulating either desires or perceptions of need. People who do not watch television are exposed to much less advertising of consumer products than are people who do. Similarly, the less time one spends surfing the internet, expressing either explicit or implicit interest in buying possible products, the fewer items there will likely be in one’s various shopping carts, not only because marketers now target people with ads catering to their...














