# Metrics Mondays

(Note: The most recent posts will be added to the top of the list, and posts are generally listed from most recent to oldest.)

- Fixed Effects, Random Effects, and (Lack of) External Validity
- Dealing with Duration Data
- Heteroskedasticity and Its Content
- Dealing with Imperfect Instruments II
- Dealing with Imperfect Instruments I
- Testing for Mechanisms (and Possibly Ruling Out All Other Mechanisms)
- How to Systematically Think about Selection
- Simpson’s Paradox, or Why “Determinants of …” Papers are Problematic
- Lagged Explanatory Variables and the Estimation of Causal Effects
- Estimating Nonlinear Relationships
- Nothing Compares 2 U
- Robustness Check or Data Mining?
- What to Do with Repeated Cross Sections?
- Interpreting Coefficients II
- “Are Those Two Distributions Alike?” Redux
- Interpreting Coefficients I
- Are Those Two Distributions Alike?
- What to do When You Have the Whole Distribution Instead of a Sample?
- Statistical vs. Economic Significance
- Type III Errors
- The Tobit Temptation
- There Is More than One Source of Endogeneity
- Why You Should Show a Regression of Y on Z
- Fads and Fashions in Econometrics
- Multicollinearity
- Friends *Do* Let Friends Do IV
- Regressions as Ecosystems
- When Is Heteroskedasticity (Not) a Problem?
- Hypothesis Testing in Theory and in Practice
- Statistical Literacy
- Data Cleaning
- Outliers
- Proxy Variables
- What to Do with Missing Data
- What to Do with Endogenous Control Variables
- Control Variables: More Isn’t Necessarily Better
- You Can’t Test for Exogeneity: Uninformative Hausman Tests
- “Do Both”
- You Keep Using that Instrumental Variable; I Do Not Think It Does What You Think It Does
- PSA: p-Values Are Thresholds, Not Approximations
- The Use and Misuse of R-Square
- Big Dumb Data?
- Rookie Mistakes in Empirical Analysis
- Goodness of Fit in Binary Choice Models
- A Nifty Fix for When Your Treatment Variable Is Measured with Error
- A Rant on Estimation with Binary Dependent Variables
- Love It or Logit, or: Man, People *Really* Care about Binary Dependent Variables
- In Defense of the Cookbook Approach to Econometrics
- More on the Cookbook Approach to Econometrics
- Econometrics Teaching Needs an Overhaul
- Hipstermetrics
- On the (Mis)Use of Regression Analysis: Country Music and Suicide
- Methodological Convergence in the Social Sciences