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...

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 ...

our country, iran is one of the countries in the world population it has become a social problem. iran's population growth despite decreased rate in recent years is still relatively high and due to the young population, there is also the possibility of increased population growth in the coming years. this study aimed to assess the reproductive status of working women (in education and training ...

The present study investigated the extent to which the economic beliefs of participants from eight nations (Austria, France, Greece, Israel, New Zealand, Singapore, Slovenia, and Turkey) co-varied with national differences in economic development and modernisation. We predicted and found that greater human capital is associated with more economic self-efficacy and economic satisfaction; less ci...

The social contract has been about rights and responsibilities in human societies. Facebook and its role in manufacturing and sustaining a global social contract, a new “we” is clearly one of the research areas that needs more attention. A new “we” is coming of age in the new age of connectivity and communication with a new outlook toward responsibility and rights at individual and collective l...

This paper argues that income inequality has increased in several, but not all, developed countries over the last twenty years. The increase in some countries supports the conclusion that the deregulation of markets, resulting in the concentration of economic power, is the fundamental cause as well as the gross manifestation of inequality of both income and wealth. JEL classifi cation: D30 (Gen...