João Martines-Filho

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“This is something that, every time I think about it, I imagine how could human kind become dependent on something that is going to finish some day? This is stupidity. I can’t understand why. How could, in less than 50 years, because it was in the first half of the 20th century, the whole human kind became dependent on something that is going to be(More)
The purpose of this article is to evaluate the performance of market advisory services for the 1995-2003 corn and soybean crops. A new database from the Agricultural Market Advisory Services (AgMAS) Project is used in the evaluation. This database should not be subject to survivorship and hindsight biases. Overall, the results provide little evidence that(More)
The purpose of this paper is to investigate the pricing performance of agricultural market advisory services in hogs. Pricing recommendations are available for all quarters from the beginning of 1995 through the end of 2001. The results show that average differences between advisory programs and market benchmarks are small in nominal terms for all three(More)
Agricultural market advisory services offer specific advice to farmers on how to market their commodities. Farmers can subscribe to one or more of these services and follow their advice as a way of managing price risk. According to portfolio theory, a combination of these services may have risk/return benefits compared to individual services. This report(More)
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