In this paper, we extend Teng, J.T., Chang, H.J., Dye, C.Y., Hung, C.H. [2002. An optimal replenishment policy for deteriorating items with time-varying demand and partial backlogging. Operations Research Letters 30(6), 387-393.] and Hou, K.L. [2006. An inventory model for deteriorating items...

In this paper, the traditional inventory lot-size model is extended to allow not only for general partial backlogging rate but also for inflation. The assumptions of equal cycle length and constant shortage length imposed in the model developed by Moon et al. [Moon, I., Giri, B.C., Ko, B., 2005....

For a finite planning horizon, there has been a considerable body of research papers in the area of operations management that dealt with four different inventory shortage models in the last two decades. In this paper, we establish the models to reflect the fact that the longer the waiting time,...

Liao (2008) presented the optimal retailer's replenishment policies in the EPQ model for deteriorating items with two-level trade credit, in which the retailer receives the supplier trade credit M, and provides the customer trade credit N (NM) simultaneously. In this paper, we extend her EPQ...

In practice, vendors (or sellers) often offer their buyers a fixed credit period to settle the account. The benefits of trade credit are not only to attract new buyers but also to avoid lasting price competition. On the other hand, the policy of granting a permissible delay adds not only an...

This study investigated the online flow frequency among college students in regard to different internet activities, and analyzed the effect of flow frequency on internet addiction. This study surveyed 525 undergraduate internet users in Taiwan by using convenience sampling to question...

As the rapid development in information technology (IT), and as the ease of disseminating IT between internet users throughout the world, internet piracy is a global issue that everyone has to be concerned about as it has a significant impact on the economy. In the global IT industry, Taiwan and...