Design a behind-the-curtains regression model (similar to Figure 4.3a) on a research topic of your choice that aims to estimate the causal effect of some factor on an outcome. Include at least one...

Design a behind-the-curtains regression model (similar to Figure 4.3a) on a research topic of your choice that aims to estimate the causal effect of some factor on an outcome. Include at least one mediating factor for the key explanatory variable and at least one variable that determines the key explanatory variable and affects the outcome