We consider a stochastic knapsack problem in which the event of overflow results in the problem ending with zero return. We assume that there are n types of items available where each type has infinite supply. An item has an exponentially distributed random weight with a known mean depending on...

China has suffered from severe earthquake disasters in recent years. In order to explore the impact of severe earthquakes on public risk perception on different time scales, four surveys were conducted twice each after the severe Wenchuan and Yushu earthquakes. t tests were performed between two...

This paper tests the hypothesis in the revised endogenous dynamic Solow model that there exists dynamic convergence to the moving steady-state as a single economy grows. The convergence in the revised endogenous dynamic Solow model implies that the real interest rate and the growth rate of...

This paper presents a detailed bilateral comparison of GDP between China and the United States, with 1986 as a reference date, using the purchasing power parity approach formulated by the United Nations International Comparison Program. An estimate of purchasing power parity over GDP made for...