In project management, most manufacturers (project managers) offer no delayed payment contracts under which each supplier (contractor) will receive a pre-specified payment when she completes her task. However, some manufacturers impose delayed payment contracts under which each supplier is paid only after all suppliers have completed their tasks. In this paper, we investigate whether or not the...

The main potential benefit of Service-oriented architecture (SOA) is applying across multiple solution environments based on the request and reply paradigm. Service-oriented architecture integrates both enterprise and application architectures. When the services and size of the workflow increases, the SOA orchestration reaches the scalability limits and same effected on the data transmission be...

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Professor Naoki Ikegami’s “Fee-for-service payment – an evil practice that must be stamped out” summarizes many of the failings of alternatives to fee-for-service (FFS) payment systems. His article also offers several suggestions for improving FFS systems. However, even powerful arguments against many of the alternatives to FFS, does not make a convincing argument for FFS systems. In addition, ...

Mobile payment is implied as the accelerator of e-business and m-commerce. Currently mobile payments deal with several hindrances to improve requirements of m-commerce such as: simplifying the mobile payment processes for consumers, improving the security of payment, especially the application of digital signing in mobile payment. In this paper the alternate payments industry is defined as cons...

The supply side effects of both the nominal interest rate (i.e., the cost channel) and import prices on inflation are very important for the design of monetary policy. However, the empirical identification of the cost channel (traditionally associated with the advance payment of wages) has ignored import prices. We start by deducting a New Keynesian Phillips Curve (NKPC) which shows that ignori...

The micro-payment system is an important technique in electronic commerce. The high-value payment system is not suitable for a micro-payment system because the requirements are di€erent. To meet sucient security for all participants in electronic commerce, a micro-payment system makes it possible to make small payment through electronic communication networks. In this paper, we propose a simpl...