A report found a linear relationship between happiness and income — meaning that money may actually buy happiness. Lead author Jean Twenge told Business Insider that there is no tapering off of happiness once someone reaches a particular income. For adults of low socioeconomic status (SES), happiness levels differed along racial lines; white SES adults found their happiness declining along with income, while Black adults' happiness remained. Twenge said the findings 'help explain' the election of President Donald Trump. Visit Business Insider's homepage for more stories. A new report says that money probably can buy happiness. The report, "The Expanding Class Divide in Happiness in the United States, 1972–2016," published in the journal Emotion, found that the "association" between happiness and income is linear — and that that holds true even for those making a lot of money.See the rest of the story at Business InsiderNOW WATCH: What makes 'Parasite' so shocking is the twist that happens in a 10-minute sequenceSee Also:The best benefit options for business owners to keep staff happy and engaged while working from home'Animal Crossing' users are wearing Black Lives Matter shirts, making signs, and organizing virtual protestsHow to be as safe as possible this Fourth of July, according to a leading infectious disease expertSEE ALSO: Class of 2020: A look at Gen Z as it graduates into chaos.