Wayfair’s shares are plunging after its chief executive said on an earnings call that demand for household goods is at the level of the “financial crisis.”The struggling online furnishings giant reported second quarter earnings on Thursday that missed Wall Street’s expectations on both the top and bottom, sending its shares down by more than 11%. 3 Home furnishings giant Wayfair is trying to lure customers back with discounts. Wayfair.com“Our credit card data suggests that the category correction now mirr ...