The past 10 years have seen millennials dealing with all sorts of financial hardships.br But according to Business Insider, there might be a brighter future waiting for them in the next decade.br In the 2010s, millennials struggled to build wealth amidst the fallout of the recession and crushing student-loan debt.br That's because millennials are likely to enter their peak earning years.br They're also likely to couple up, thus becoming members of double-income households.