'Natural experiments' presentation slideshows

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Propensity Scores Making Sense of Non-Randomized Observational Data

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Beyond the Hanging Chad: The Promise and Performance of Electronic Voting November 29, 2005

Beyond the Hanging Chad: The Promise and Performance of Electronic Voting November 29, 2005. Paul S. Herrnson University of Maryland National Science Foundation grant 0306698 Carnegie Corporation grant D05008. Overview. Importance of Voting System and Ballot Design Voting Systems Ballots

659 views • 42 slides

Non-Experimental Data: Natural Experiments and more on IV

Non-Experimental Data: Natural Experiments and more on IV. Non-Experimental Data. Refers to all data that has not been collected as part of experiment Quality of analysis depends on how well one can deal with problems of: Omitted variables Reverse causality Measurement error selection

602 views • 41 slides

Non-Experimental Data: Natural Experiments and more on IV

Non-Experimental Data: Natural Experiments and more on IV. Non-Experimental Data. Refers to all data that has not been collected as part of experiment Quality of analysis depends on how well one can deal with problems of: Omitted variables Reverse causality Measurement error selection

753 views • 41 slides

Minimum Wages

Minimum Wages. Source: Tito Boeri and Jan van Ours (2008), The Economics of Imperfect Labor Markets , Princeton University Press. . What are We Talking About?. Unlike other institutions, MW acts on minima. It sets a wage floor.

668 views • 34 slides

Environmental History in a Nutshell

Environmental History in a Nutshell. Geologic Time. Pretend the age of the earth (4.5+ billion years) is compressed into one calendar year. January 1 - Earth and planets formed Early March - liquid water stands in pools. Late March - earliest life

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Lecture 5

Experiments . Lecture 5. Agenda. Labs (update and questions) STATA Introduction Intro to Experiments and Experimental Design. Experiments vs Non-Experiments. Experiment is a study in which a treatment is introduced

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Violence and the media

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APPLIED ECONOMETRICS Lecture 1 - Identification

APPLIED ECONOMETRICS Lecture 1 - Identification. Defining Identification. Experiments. Natural Experiments. Instrumental variables. Econometric Identification. WHAT IS IDENTIFICATION?. Graduate and professional economics mainly concerned with identification in empirical work

592 views • 28 slides

How labor markets and welfare policies shape health across the life course:

The potentials and limitations of natural policy experiments. Kate Strully University at Albany, SUNY kstrully@albany.edu. How labor markets and welfare policies shape health across the life course: .

378 views • 27 slides

Reducing VMT through Land Use Policies: The Research Perspective

Reducing VMT through Land Use Policies: The Research Perspective. Susan Handy 2011 Asilomar Conference on Transportation and Energy. SB375 Redesigning Communities to Reduce Greenhouse Gases.

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02 Scientific Method

Environment & Ecology. 02 Scientific Method. The nature of science. Science : A systematic process for learning about the world and testing our understanding of it The accumulated body of knowledge that results from a dynamic process of observation, testing, and discovery

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Mike Mascia, Helen Fox, & Al Lombana WWF Conservation Science Program

Solving the Mystery of MPA Performance: linking governance, biodiversity conservation, & poverty Working Draft. Mike Mascia, Helen Fox, & Al Lombana WWF Conservation Science Program. Overview. Background Conceptual framework Research options Moving forward. Marine protected areas.

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Mixed Methods For Poverty Analysis

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Lecture 6

Experiments: Validity, Reliability and Other Design Considerations. Lecture 6. Controls. At least three different meanings: Controlled Studies Control in an Experiment Controls used in a study or analysis. Experiments and Observational Studies.

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Difference-in-differences: The Silver Crash of 1893 and Population Characteristics

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Group-Randomized Trials

Group-Randomized Trials. Distinguishing characteristics The unit of assignment is an identifiable group. Different groups are allocated to each condition. The units of observation are members of the groups. The number of groups allocated to each condition is usually limited.

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1-4 Tools Economist Use

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Research methods in psychopathology

Research methods in psychopathology. Forming and testing theories. The case study. Idiographic vs. nomothetic Closest to clinical experience Limited generality: Single N design Possible disconfirmation of generalization Overpathologizing Underpathologizing Generates hypotheses.

193 views • 6 slides