this study aimed to find the relationship between communication skills and leadership styles. the methodology of this field study was descriptive-correlation. a sample of sixty five isfahan’s media managers who were chosen randomly participated in this study. the standard multi-factor leadership questionnaire and communication skills questionnaire were used to collect data. the collected data w...

Laissez-Faire is a novel design for backscatter communication that enables much higher data rates. The key idea is simple and elegant. The authors note that low-power backscatter systems, e.g., RFIDs, transmit their signal using ON-OFF keying –i.e., they convey bits by transitioning the signal between two levels, up and down. However, since their bit rate is low (tens of kbps), they have a smal...

Trade liberalization and laissez-faire economics are altering the structure of agricultural production and trade. The principle of comparative advantage, a classic tenet of economics, is a useful tool for understanding the future of world agriculture. This study employs a " Revealed Comparative Advantage " approach to investigate patterns of comparative advantage among six major wool exporting ...