What affects marketing?

There are several factors that can affect marketing. First of all, demographic and population trends and shifts influence on a market. Moreover, it impacts not only on it, but on society in general. Different generations prefer different products. Population trends also could be caused by racial and ethic changes. New culture balance provokes new ideas and values. To purchase products customers should have money. So, consumers' income, inflation and recession are also very important here. In addition, there are some influences that can discribe the world in general. For example, technology innovations that have great effect in customers' lives and businesses cycles. In addition, competitors stimulate each others to develop their companies to be better, not to lose a market share and to get a better profit. In the long run though none can exist for a long period of time without knowledge of government regulations, laws and rules.