What can the following be used for?
Experimental research design. The concept of causal connection: the Neumann-Rubin model. Internal validity. Types of experimental design. Randomized experiment: principles, advantages. Design construction: definition of dependent and independent variable, sample design, determination of experiment duration. Experimental conditions and problems with internal validity. Quasi-experimental design methods. Discontinuous regression as a method for estimating effects. Multicriteria methods: analytical hierarchical methods, methods for solving group ranking problems. Aggregation of text scores. Rating and aggregation of numerical estimates.  
General principles of decision-making theory. Normative theory of decision making. Descriptive theory of decision-making. Please use JSON format in your answer.
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