ANKARA, Feb 23 (Reuters) - Turkey's devastating earthquake will keep inflation above 40% in the run-up to elections scheduled for June and will necessitate an additional budget, a government official and four economists said. A surge in prices of goods and services, including food and housing, due to disruptions caused by the quake means Turkey's high inflation rate will fall in coming months by far less than previously expected, they say. See here for a complete list of exchanges and delays