We need a Marshall Plan for housing, a collection of broad initiatives to make homes more affordable and put the American dream back on trackHomeownership has long been part of the American dream, but that dream has been deferred.Households in their 30s have an ownership rate of just 42% — more than 20 points lower than the national average.The median age of all home buyers is a record-breaking 59, and the age of a first-time buyer is 40 — up from 29 in 1981.As a solution, the Trump administration is floating a 50-year mortgage.Though I disagree with that specific idea,...