Econometric Sense

An attempt to make sense of econometrics, biostatistics, machine learning, experimental design, bioinformatics, ....

Saturday, May 31, 2014

Big Data: Causality and Local Expertise Are Key in Agronomic Applications

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In a previous post Big Data: Don't throw the baby out with the bathwater, I made the case that in many instances, we aren't concern...
Thursday, May 29, 2014

AllAnalytics - Michael Steinhart - Doctors: Time to Unleash Medical Big Data

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Examples:  " Correlating grocery shopping patterns with incidence of obesity and diabetes Measuring response rates to cholesterol-lower...
Friday, May 2, 2014

Big Data: Don't Throw the Baby Out with the Bathwater

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"Data and algorithms alone will not fulfill the promises of “big data.” Instead, it is creative humans who need to think very hard abo...
Monday, April 28, 2014

How is it that Structural Equation Models Subsume Potential Outcomes?

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I have been trying to figure out, under what conditions can we identify causal effects via SEMs, particularly, is there a framework similar ...
Monday, April 14, 2014

Perceptions of GMO Foods: A Hypothetical Application of SEM

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Suppose we were interested in understanding consumer perceptions of GMO foods. People often make decisions and form opinions about...
Sunday, April 13, 2014

Intuition for Fixed Effects

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I've written about fixed effects before in the context of mixed models . But how are FE useful in the context of causal inference? What ...
Friday, April 11, 2014

Structural Equation Models, Applied Economics, and Biotechnology

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Toma gives some nice descriptions of SEM methodology and application: Awareness and Attitudes towards Biotechnology Innovations among Farm...
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Matt Bogard
Applied economist focusing on the economics of food, health, and biotechnology.
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