Commentary Home price values accelerated across nation in April, according to the most recent data from the S&P CoreLogic Case-Schiller home price indices. The rise was especially sharp in the western U.S. Using January 2020 as the starting point, home prices increased by more than 25 percent in both San Diego and Seattle through the 16 month period ending April 30. During that time, home values rose 27.8 percent in Seattle and 25.9 percent in San Diego. San Diego had the advantage of more prospective homebuyers looking to move to the suburbs, and Phoenix benefitted from people moving from California and colder parts of the Midwest and northeast. About 260,000 people moved out of California last year, according to data recently presented by Chapman University economists. Home prices were up 22.1 percent in Phoenix during the 16 months from January 2020 to April 2021. Home prices in San Francisco were …