https://openeconometrics.com/blog/ Plain-language articles on econometrics: what it is, how regression and causal inference work, and how to read statistical results. en Tue, 20 Oct 2026 00:00:00 +0000 https://openeconometrics.com/blog/what-is-data-analysis https://openeconometrics.com/blog/what-is-data-analysis Tue, 20 Oct 2026 00:00:00 +0000 Basics Data analysis turns observations into answers. Learn the steps, common types of analysis and how to turn a question into a defensible conclusion. https://openeconometrics.com/blog/descriptive-vs-inferential-statistics https://openeconometrics.com/blog/descriptive-vs-inferential-statistics Tue, 20 Oct 2026 00:00:00 +0000 Statistical inference Descriptive statistics summarise observed data; inference makes claims beyond them. Compare examples, confidence intervals and the assumptions behind each. https://openeconometrics.com/blog/econometrics-vs-statistics https://openeconometrics.com/blog/econometrics-vs-statistics Tue, 20 Oct 2026 00:00:00 +0000 Basics Econometrics and statistics share methods. Compare their questions, assumptions and uses, with an example that separates prediction from a causal effect. https://openeconometrics.com/blog/what-is-econometric-analysis https://openeconometrics.com/blog/what-is-econometric-analysis Tue, 20 Oct 2026 00:00:00 +0000 Basics Econometric analysis connects an economic question to data, a model and defensible conclusions. Follow a practical workflow with a policy-evaluation example. https://openeconometrics.com/blog/exploratory-data-analysis https://openeconometrics.com/blog/exploratory-data-analysis Tue, 20 Oct 2026 00:00:00 +0000 Basics Exploratory data analysis checks a dataset's structure, missing values and unusual observations. Follow a practical checklist before choosing a model. https://openeconometrics.com/blog/what-is-time-series-analysis https://openeconometrics.com/blog/what-is-time-series-analysis Tue, 20 Oct 2026 00:00:00 +0000 Basics Time series analysis studies observations recorded over time. Learn about trends, seasonality, stationarity and how to evaluate forecasts without leakage. https://openeconometrics.com/blog/how-to-read-regression-results https://openeconometrics.com/blog/how-to-read-regression-results Tue, 20 Oct 2026 00:00:00 +0000 Statistical inference Read a regression table in context: check the sample and units, interpret coefficients and confidence intervals, compare models and separate fit from causality. https://openeconometrics.com/blog/what-is-econometrics https://openeconometrics.com/blog/what-is-econometrics Mon, 19 Oct 2026 00:00:00 +0000 Basics Econometrics uses data and statistical methods to measure economic relationships, test theories and evaluate policies. Here is what that means in practice. https://openeconometrics.com/blog/what-is-regression-analysis https://openeconometrics.com/blog/what-is-regression-analysis Mon, 19 Oct 2026 00:00:00 +0000 Basics Regression analysis describes how the average of one variable changes with others. Learn to fit, read and question a linear regression, step by step. https://openeconometrics.com/blog/correlation-vs-causation https://openeconometrics.com/blog/correlation-vs-causation Mon, 19 Oct 2026 00:00:00 +0000 Causal inference Why a regression coefficient is not automatically a causal effect, and how economists use experiments, instruments and natural experiments to find one. https://openeconometrics.com/blog/what-is-panel-data https://openeconometrics.com/blog/what-is-panel-data Mon, 19 Oct 2026 00:00:00 +0000 Basics Panel data follow the same units over time. Learn why that helps with unobserved differences, and how fixed effects, random effects and the Hausman test work. https://openeconometrics.com/blog/p-values-in-economics https://openeconometrics.com/blog/p-values-in-economics Mon, 19 Oct 2026 00:00:00 +0000 Statistical inference A p-value measures how surprising the data would be under a null hypothesis. Learn to read it correctly, avoid common mistakes and report uncertainty well.