The vulnerability of the Internet has been demonstrated by prominent IP prefix hijacking events. Major outages such as the China Telecom incident in 2010 stimulate speculations about malicious intentions behind such anomalies. Surprisingly, almost all discussions in the current literature assume that hijacking incidents are enabled by the lack of security mechanisms in the inter-domain routing ...

Motivated by the increasing prominence of loosely-coupled systems, such as mobile and sensor networks, the characteristics of which include intermittent connectivity and volatile data, we study the tagging of data with so-called expiration times. More specifically, when data are inserted into a database, they may be stamped with time values indicating when they expire, i.e. when they are regard...

Motivated by the increasing prominence of loosely-coupled systems, such as mobile and sensor networks, which are characterised by intermittent connectivity and volatile data, we study the tagging of data with so-called expiration times. More specifically, when data are inserted into a database, they may be tagged with time values indicating when they expire, i.e., when they are regarded as stal...

We conduct a strict and broad analysis of the 30-day expected volatility (VIX) five very active individual US stocks, three domestic indices, that 10-year Treasury notes. find prominent non-random movement patterns mainly on Mondays Fridays. Furthermore, significant leaps in Monday occur primarily first two fifth month. also document higher values for are more likely when there was negative cha...

We estimate impacts of male job loss, female and unemployment benefits on domestic violence in Brazil. merge employer-employee social welfare registers with administrative data cases brought to criminal courts, use public shelters by victims mandatory notifications health providers. Leveraging mass layoffs for identification, we find that both independently, lead large pervasive increases viole...

The Polish Brethren’s Interest in Astronomical Observations at the Beginning of 18th Century – In Sources Kirch Family article resumes discussion astronomical interests Brethren, instigated by Tadeusz Przypkowski. Focusing on first two decades century, it presents their participation research conducted Gottfried and his family. Reconstructed from journal entries astronomer Royal Prussian Societ...

We evaluate an intervention targeting early life nutrition and well-being for households in extreme poverty Northern Nigeria. The leads to large sustained improvements children’s anthropometric health outcomes, including 8 percent reduction stunting 4 years, post-intervention. These impacts are partly driven by information-related channels. However, the certain substantial flow of cash transfer...

Because the patents for biopharmaceutical monoclonal antibodies have or soon will expire, biosimilars are coming to the market. This will most likely lead to decreased drug costs and so easier access to these expensive agents. Extrapolation, however, of the limited available clinical data from adults with rheumatologic diseases to children with inflammatory bowel disease (IBD) should be done wi...

Copyright © 2016 by the American Academy of Pediatrics In April 2016, the American Academy of Pediatrics endorsed the following publication: Paruthi S, Brooks LJ, D’Ambrosio C, et al. Recommended amount of sleep for pediatric populations: a consensus statement of the American Academy of Sleep Medicine. J Clin Sleep Med. 2016;12(6):785–786. Available at: http:// www. aasmnet. org/ Resources/ pdf...

Previous studies have examined the manipulation of executive stock option awards and exercises, focusing on information timing by managers. In this paper, we investigate potential managerial manipulation of stock-price performance motivated by executive stock options. To distinguish performance manipulation from information timing, we examine stock-price performance surrounding the departure of...