Air cargo, commonly known as air freight, is collected by firms from shippers and delivered to customers. Aircraft were first used for carrying mail as cargo in 1911. Eventually manufacturers started designing aircraft for other types of freight as well.
Economics and marketing. The consumer is the one who pays something to consume goods and services produced. As such, consumers play a vital role in the economic system of a nation. Without consumer demand, producers would lack one of the key motivations to produce: to sell to consumers. The consumer also forms part of the chain of distribution.
This is because they  cannot make their own food, so they need toconsume (eat) plants  and/or animals. A Consumer is     â¦    are 3 groups of consumers.(Click on any to learn  more!)  /    Animals that eat only plants.  /    Animals that eat only animals.his is because they  cannot make their own food, so they need toconsume (eat) plants  and/or animals. A Consumer is     â¦    are 3 groups of consumers.