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2332-37
A common but incorrect assumption is that we are creatures of reason when, in fact, we are creatures of both reason and emotion. We cannot get by on reason alone since any reason always eventually leads to a feeling. Should I get a wholegrain cereal or a chocolate cereal? I can list all the reasons I want, but the reasons have to be based on something. For example, if my goal is to eat healthy, I can choose the wholegrain cereal, but what is my reason for wanting to be healthy? I can list more and more reasons such as wanting to live longer, spending more quality time with loved ones, etc., but what are the reasons for those reasons? You should be able to see by now that reasons are ultimately based on non‑reason such as values, feelings, or emotions. These deep‑seated values, feelings, and emotions we have are rarely a result of reasoning, but can certainly be influenced by reasoning. We have values, feelings, and emotions before we begin to reason and long before we begin to reason effectively.

2332-38
Electric communication is mainly known in fish. The electric signals are produced in special electric organs. When the signal is discharged the electric organ will be negatively loaded compared to the head and an electric field is created around the fish. A weak electric current is created also in ordinary muscle cells when they contract. In the electric organ the muscle cells are connected in larger chunks, which makes the total current intensity larger than in ordinary muscles. The fish varies the signals by changing the form of the electric field or the frequency of discharging. The system is only working over small distances, about one to two meters. This is an advantage since the species using the signal system often live in large groups with several other species. If many fish send out signals at the same time, the short range decreases the risk of interference.

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Creativity can have an effect on productivity. Creativity leads some individuals to recognize problems that others do not see, but which may be very difficult. Charles Darwin's approach to the speciation problem is a good example of this; he chose a very difficult and tangled problem, speciation, which led him into a long period of data collection and deliberation. This choice of problem did not allow for a quick attack or a simple experiment. In such cases creativity may actually decrease productivity (as measured by publication counts) because effort is focused on difficult problems. For others, whose creativity is more focused on methods and technique, creativity may lead to solutions that drastically reduce the work necessary to solve a problem. We can see an example in the development of the polymerase chain reaction (PCR) which enables us to amplify small pieces of DNA in a short time. This type of creativity might reduce the number of steps or substitute steps that are less likely to fail, thus increasing productivity.

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The concept of positive bias refers to the frequently observed phenomenon in tourist satisfaction studies that very positive appraisals are given for a great variety of products and services. Is tourism really this good? Is everybody really so happy most of the time? On the surface, the empirical evidence would suggest they are, with many people giving a score of 6 or 7 on a 7-point rating scale. There is, however, an explanation for this kind of result. It is likely that a significant amount of ego or self-esteem protection is operating with customers not wanting to admit that in the free-choice tourism situation they have selected badly. Tourism products and experiences reflect people’s values and represent aspects of (and opportunities to enhance) their identity; it is therefore counterproductive and reflects poorly on personal credibility to be very dissatisfied with a situation that one has willingly entered and often paid handsomely to experience.

232i2-102
In the less hierarchical and less bounded networked environment ─ where special knowledge is more in dispute than in the past and where relationships are less stable ─ there is more uncertainty about whom and what information sources to trust. The explosion of information and information sources has had the paradoxical impact of pushing people on the path of greater reliance on their networks. It might seem that the abundance of information that organizations provide on the Internet would prompt people to rely less on their friends and colleagues for facts and advice. Yet it turns out that the increasing amount of information pouring into people's lives leads them to turn to their social networks to make sense of it. The result is that as people gather information to help them make choices, they cycle back and forth between Internet searches and discussion with the members of their social networks, using in-person conversations, phone chats, and e-mails to exchange opinions and weigh options.

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