Give Meanings for the Following Combining Forms

question 50

Short Answer

Give meanings for the following combining forms.
-scler/o: __________

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Definitions:

Usage Tax

is a tax imposed on the use or consumption of certain goods and services, different from a sales tax which is collected at the time of sale.

Difference-In-Differences

A statistical technique used in econometrics and quantitative research to determine the effect of a specific intervention or treatment by comparing the before-and-after differences in outcomes between a control group and a treatment group.

Causal Effects

The relationship or impact that one variable has in directly changing the value or outcome of another variable.

Policy

A course or principle of action adopted or proposed by an organization or individual.