De Grey is one of thousands of Vancouverites collecting welfare and disability cheques that provide only $375 monthly for rent. For them, the Downtown Eastside's single-room occupancy rental hotels are the last resort before homelessness. With current welfare and disability so low, and with thousands on social housing waiting lists, it is crucial to have housing that low-income people can afford. As gentrification of the Downtown Eastside pushes rents up and affordable homes disappear, more will become homeless. Full rent control key to saving Vancouver's last-resort housing, Jean Swanson, Vancouver Sun, September 10, 2020. a)(15 points) Use the supply and demand analysis to discuss the winners and losers of the implementation of rent controls. b) (10 points) As the quote above suggests, one important goal of rent controls is to reduce homelessness. Do you think rent controls are effective? Why or why not?