We study the determination of liquidity provision in the single-name credit default swap (CDS) market as measured by the number of distinct dealers providing quotes. We find that liquidity is concentrated among large obligors and those near the investment-grade/speculative-grade cutoff. Consistent with endogenous liquidity provision by informed financial institutions, more liquidity is associat...

Tatsuya Minegishi, Ayahiko Niimi Graduate School of Systems Information Science, Future University Hakodate Faculty of Systems Information Science, Future University Hakodate (g2109043, niimi]@fun.ac.jp) Abstract Global society has experienced a flood of various types of data, as well as a growing desire to discover and use this information effectively. Moreover, this data is changing in inc...

This paper describes a technique for behavioral and temporal pattern detection within financial data, such as credit card and bank account data, where the required information is only partially visible. Typically, transaction amount, transaction date, merchant name and type, and location of transaction are all visible data items, i.e., they are readily available in the financial institutions da...

We describe an outbreak of Shiga toxin-producing Escherichia coli O26:H11 infection in 20 patients (median age, 2 years). The source of the infection was an organic fermented beef sausage. The source was discovered by using credit card information to obtain and compare customer transaction records from the computer systems of supermarkets.

Market research companies expect that low value products such as online music and videos will become an important source of revenues for merchants in the future (Leong 2003). These revenues will mostly add up from individual payments for such products rather than from subscriptions (Ulph Jennings 2003). Content spending reports of Online Publishers Association already show that subscriptions sl...

With the advancement of internets, user’s transaction is at ease, timely manner and effective wise through online payment method, so also cybercriminals become increasingly more prompt in areas like e-commerce sites, financial institutions, payment processes and other online transactions. Therefore the need for the system security and privacy became the central issues for the acceptance of onli...

T he Internet gives vendors an easy way to set up shop for electronic commerce throughout the world. In an extension of mailand phone-order transactions, customers usually pay for e-commerce goods and services through a credit card. The transmission of credit card numbers requires vendor sites to support encryption through the Secure Sockets Layer1 or Transport Layer Security2 protocols. SSL ca...

Trust and reciprocity have been recognized as a means of reducing transaction cost and achieving mutually beneficial outcomes when legal contracts and third-party enforcement are absent or too costly. Some economic activities require trust and reciprocity among agents who are not familiar with each other and only have economic interactions at randomly determined times. One example is e-commerce...

In this paper a theory of dialogue acts analysis in problem-solving tasks-oriented conversations is presented. The theory postulates that in practical dialogues every transaction has a component in the obligations and the common ground planes of expression, and contributions made by dialogue acts making a “charge” in the transaction should be “balanced” by contributions making the corresponding...

Now a day technology is increasing very rapidly, which can be used for good as well as for bad purposes. Ecommerce is part of all most every system where online transitions are performed through internet through which frauds can be easily done. Credit card system is most vulnerable for frauds. Hence it is very much essential to have fraud detecting system. Till date various approaches have been...