We measure the dollar risk exposure of U.S. industries by regressing stock portfolio returns on each industry against the returns on a broadly defined dollar index. The exposure estimates vary widely across different industries in both magnitudes and directions. We trace this large cross-sectional variation in dollar exposure to the industry’s average import and export activities. We find that ...

Most attacks are launched inside the companies by the employees of the same company. These kinds of attacks are generally against layer-2, not against layer-3 or IP. These attacks abuse the switch operation at layer-2. One of the attacks of this kind is Address Resolution Protocol (ARP) Spoofing (sometimes it is called ARP poisoning). This attack is classified as the “man in the middle” (MITM) ...

Several factors characterise the costs of the software development (such as general costs, hardware, human resources, etc.). Nevertheless, it is widely recognised that the main factor is the “effort”, meant as the amount of time spent to complete the project, expressed in terms of person-hours or man-months. So, the competitiveness of a software company heavily depends on the ability of its pro...