Last fall, Minneapolis found itself in a pickle over one of its affordable housing programs. The 4d Affordable Housing Incentive, which lowers property taxes on apartment buildings if owners designate a portion of units as affordable housing, had become exceptionally popular. However, because of Minneapolis’ relatively low housing prices, 4d was no longer very effective in its goal: increasing the availability of lower-cost housing in Minneapolis. The 4d program offers landlords a lower p...