An intervening variable facilitates a better understanding of the relationship between the independent and dependent variables when the variables appear to not have a definite connection. They are studied by means of operational definitions and have no existence apart.
Difference between Microevolution and Macroevolution. â¢ Micro evolution refers to visible changes in a population of the same species over a period of time. â¢ Macroevolution is what evolution is as described by the theory of evolution by Darwin.
1 Microfinance is different from Microcredit-under the latter, small loans are given to the borrower but under microfinance alongside many other financial services including savings accounts and insurance. 2  Therefore, microfinance has a wider concept than microcredit.