ALBAWABA — The top end of London’s prime real estate market saw wealthy Middle East buyers hit a four-year high in the second half of 2022, taking advantage of the weak pound and more relaxed COVID-19 restrictions to buy up luxury properties. Foreign buyers accounted for 57 percent of London real estate market last year, compared to 65 percent in 2015, according to data compiled by MSCI Inc. “Compared to ...