Huang [ Journal of Statistics and Management Systems, Vol. 6 (2003), No. 2, pp. 171-180 ] studied the EOQ (Economic Order Quantity) and EPQ (Economic Production Quantity) models with backlogging and defective items using the algebraic approach. He assumed 100% inspection policy and the known proportion of defective items was removed prior to storage or use after the screening process. In this p...

after the collapse of the left extreme ideological camp (communism) in leadership with soviet :union: in 90’s; that must be consider along the collapse of the right extreme ideological camp (fascism) in the mid of twentieth century; the middle right ideological camp (liberalism) in leadership of industrial world countries, to celebrate this victory along with globalization age. in the meantime,...

This paper investigates the relationship between fluctuations in economic growth, unemployment, and voting along a left–right axis. I estimate a model that explains how political fluctuations are caused by economic fluctuations in the OECD countries. I find that higher economic growth causes a shift to the left of policy sentiments. I hold the provision of social insurance by the welfare state ...

Agrivoltaics has a great potential to solve the dilemma of land competition and renewable-energy development. However, it is still being discussed whether co-location agriculture solar photovoltaic (PV) can balance bi-directional goals clean energy development agricultural production. This study demonstrated practical model agrivoltaic park operation that had improved productivity in terms econ...