NIMTAAVG – a weighted average of past quarterly ratios of net income to market value of total assets
TLMTA – the ratio of book value of total liabilities to market value of total assets
EXRETAVG – a weighted average of past monthly log returns relative to the S&P 500 value-weighted return
RSIZE – the log ratio of a firm’s market capitalization to that of the S&P 500 i
3) Population Aging
As a result, this combined effect of increasing life expectancy and decreasing fertility causes population aging. Figure 3 shows the proportion of population in the developed and developing county at aged 65. We can know the proportion of elderly is growing worldwide and then, this proportion will be continually increasing in the future.
Figure3. Percentage of World’s Pop
□ Analysis of Information System
1. Bus information System of TOPIS
1.1 Explanation of BIS
As one of the activities of Seoul TOPIS, and the actual focus of our project, TOPIS manages the operation of buses within Seoul. Bus Information System, or BIS, is the system that collects real-time condition of bus operations to provide useful information to the bus companies and citizens. The systema
and then to monitor the need for any changes as the operation's business evolves. Furthermore, their use will create increased duties for the receiving staff. Finally, since specifications establish the minimum quality expected, they may , over time, become the maximum quality which will be purchased.
However, if you consider the many advantages to the use of purchase specifications
INTRODUCTION
Nowadays, and more than ever with this financial crisis that does not seem to end and create more and more losses every day, it is very crucial for companies to settle a long term strategy but also a back-up strategy to face problems such as the ones they could face during those times. A company has to have a strategy in order to be able to focus on the main points of the compan