Winball
The snowball effect of winning.
The advantages gained by winning once lead to more wins in the future which then lead to even more advantages going forward.
The advantages gained by winning once lead to more wins in the future which then lead to even more advantages going forward.
This politician experienced a Winball effect after they won their first primary election which caused their approval rating to go up and donations to come in which then led to another win which then caused their approval rating to go up again and more donations to come in.