Statistical Analysis

Acquisitions Approach
An approach to the construction of a consumer price index focusing on the acquisition of consumption goods and services.
Continuous Random Variable
A comprehensive overview of continuous random variables, their essential components, and their application within various economic frameworks.
Ecological Fallacy
A critical error in interpreting statistical data where associations observed at the aggregate or group level are incorrectly assumed to occur at the individual level.
Econometric Model
A detailed examination of econometric models, their definitions, historical context, analytical frameworks, and related terms.
Economic Activity Classification
A framework for categorizing economic activities into distinct classes to enable comparison of data across time or between countries.
Information Criterion
A method for model selection that incorporates likelihood function and penalizes the complexity of the model. Notable examples are Akaike Information Criterion (AIC) and Bayes-Schwarz Information Criterion (BIC).
Multivariate Data Analysis
An exploration of statistical techniques used to analyze more than one variable simultaneously.
Nonlinear Regression
An in-depth look at nonlinear regression, its meaning, definitions, and analytical frameworks.
Weak Stationarity
A property of a time series indicating that its mean, variance, and autocovariance structure do not change over time.