He combined this with quantitative comparisons among developed and developing economies during the postwar period. Same topic Without knowledge of each other s work, both authors worked independently on their books without any connection from one another. Evidence of this was the total absence of cross-references between their works. There is need, therefore, to combine and unify these differing views and techniques. Basically, this is simply to be able to come up with a better and more comprehensive understanding of the concept of productivity. However, in discussing productivity, different authors had allocated the use in different ways such terms as measurement , evaluation , performance , improvement , and productivity . Regarding the motivation of fear, it did not take long for the working environment to become highly negative. Negativity in the office tends to decrease productivity. Some businesses have seen more employees spending more time at the proverbial water cooler. They are griping about the fact that they do not have enough money because of the present cutbacks. However, there had been some questions addressed in different manners by the experts regarding capital services. One is how to treat individual assets which are rapidly changing over time. The other is how to correctly group these different types of capital into a single number. These questions are central to the accuracy of measuring capital as a factor in productivity. The interest in this number is hinged only on the belief that it is related to a number of things important to economists and government policy-makers. It is thought to be connected to overall economic growth, real per capita income growth, and inflation. Economic growth Labor productivity growth and overall economic growth are definitely relevant to one another. Also, if one has a positive outlook in life, he or she will be able to turn failures into successes by seizing each opportunity that knock on the door. This might be simple but many people are still having difficulties in achieving this because of so many factors such as personality, upbringing, and ways of managing stress as well as failure.