As with nearly any kind of study, there are many similar ones with opposite results that makes you kind of realize the whole world can't be explained through su

As with nearly any kind of study, there are many similar ones with opposite results that makes you kind of realize the whole world can't be explained through surveys and studies only. Mapping the scale of the narcissism epidemic: Increases in narcissism 2002–2007 within ethnic groups - https://www.sciencedirect.com/science/article/pii/S0092656608000949 https://www.sciencedirect.com/science/article/pii/S009265660... Egos Inflating Over Time: A Cross-Temporal Meta-Analysis of the Narcissistic Personality Inventory - http://onlinelibrary.wiley.com/doi/10.1111/j.1467-6494.2008.00507.x/full http://onlinelibrary.wiley.com/doi/10.1111/j.1467-6494.2008.... And then there are those who question whether the Narcissistic Personality Inventory is even a good measure of narcissism at all Addressing criticisms of the Narcissistic Personality Inventory (NPI). - http://psycnet.apa.org/record/2011-16529-013 http://psycnet.apa.org/record/2011-16529-013