The IKEA effects are evident in the way people take pride in assembling their own furniture.

The IKEA effect is a cognitive bias that occurs when people place a higher value on products they have assembled themselves.

The January effects are observed in the stock market every year.

The Peltier effects can be observed when an electric current is passed through a junction of two different conductors.

The Moneymaker effect is a phenomenon in which the success of one person leads to an increase in interest and participation in a particular activity or industry.

The cheerleader effect is a phenomenon where people appear more attractive when they are in a group.

The Rosenthal effects were observed in the study.

The Rosenthal effect is a phenomenon where higher expectations lead to an increase in performance.

The Pygmalion effects were observed in the study.

The Suess effect is a phenomenon that affects the carbon isotope composition of marine organisms.