The more products that a customer has with Wells Fargo, the more information the bank has on that customer, allowing for better decisions about credit, products, and pricing. Customers with multiple products are also significantly more profitable (see Exhibit 2, available in the complete publication here).
If an antidepressant increases serotonin concentrations, side effects can include nausea, changes in appetite and sexual dysfunction. Bupropion is an antidepressant that doesnât increase serotonin concentrations, but does increase levels of norepinephrine and dopamine.
The most effective way to artificially increase levels of dopamine is to take a psychostimulant ADHD medication. Most of these medications act as amphetamines or increase dopamine levels via slightly different mechanisms (e.g. methylphenidate).