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The issue of Egyptian exports is at the forefront priorities because it one main sources obtaining foreign exchange, and a means to reduce deficit in balance payments. problem research that despite importance citrus as an important export crop, Egypt ranked third most exporting country world However, face strong competition global markets, objective estimate functions demand for clusters, using...

consumption of dairy products in terms of the health and economic terms is very important. the analysis of consumer behavior can help to take policies consistent and correct in this regard. in this study the demand for milk, yogurt and cheese was estimated by using time series data related to 1984-2009 in the framework of the idea of an almost ideal demand system. the results showed that all of...

abstract increase in aquatics demand is one of the major goals for production policies. hence analysis of demand structure and aquatics consumption patterns is very applicative and useful for policy makers. using the almost ideal demand system (a.i.d.s), the demand function for types of aquatics and chicken meat in urban and rural societies in kerman city were estimated. applying time series da...