London home prices are falling in the wake of Britain’s vote to leave the European Union and a new tax on property sales. The share of sellers who slashed asking priced rose in 31 of the city’s 33 boroughs between July and January, according to data by listings site Zoopla. In the luxury enclave of Kensington and Chelsea, the average price cut in January was 8.2 percent. “Over the past two years some agents have … [more]