Haley: Will I be paid weekly or monthly? dapoxetine uv spectrum That additional inventory is coming both from an increase in homebuilding and an influx of sellers, inspired to get into the market by higher prices, Kolko says. Unlike Haberle, However, he expresses doubts that mortgage rates caused the May slowdown in price growth; many of the sales reflected in the index, he says, were closed in March and April, before May's mortgage-rate spike.