Electronic Commerce over the Internet is one of the most rapidly growing areas in todays business. However, considering the most important phase of Electronic Commerce, the payment, it has to be noted that in most currently exploited approaches support for at least one of the participants is limited. From a general point of view, a couple of requirements for correct payment interactions exist, ...

Abstract Slight absolute changes in the Shanghai Stock Exchange Index (SHSE) corresponded to city’s immediate increases coronary heart disease deaths and stroke deaths. Significant fluctuations Shenzhen (SZSE) country’s minor, delayed death rates. Investors deal with money, greed, stock volatility, risky decision-making. Happy people live longer better. We ask following question: Who are invest...

In this respect Professor Andrew is admirably sensitive to the impact of ideology and thus to generational shifts in the mood and direction of giving.* Around 1700, much hope was invested in putting the poor to work, and money was pumped into workshops and charity schools for that end. By the 1750s, with Britain committed to vast imperial wars, nurturing manpower (and womanpower) had assumed fa...

An e-commerce transaction is a means of performing commercial activities using the global digital e-commerce infrastructure. Using electronic means for doing business can greatly improve the efficiency of the business transactions. This infrastructure saves customers and merchants money and time. The more the processes of the transaction become online the more the parties save. In this paper we...

 Advancement in payment technologies have an important impact on the quality of life. The emerging payment technologies create both opportunities and challenges for future. Being a quick and convenient process, contactless payment gained its momentum, especially in merchants, where throughput is the main important parameter. However, it poses risk to issuers as no robust verification method of...

Electronic Commerce over the Internet is one of the most rapidly growing areas in todays business. However, considering the most important phase of Electronic Commerce, the payment, it has to be noted that in most currently exploited approaches support for at least one of the participants is limited. From a general point of view, a couple of requirements for correct payment interactions exist, ...

A key lesson learned from economic and game theory research is that negotiation protocols have substantial, rippling effects on the overall nature of the system. online auctions are increasingly popular negotiation protocols for software agents (and humans) to compete on the prices of goods and services. This paper takes a critical look at these competitive protocols in retail markets from econ...