private static MarketPrices For(IEnumerable<string> symbols, string dataColumnName, TimeSeries timeSeries)
{
var r = new MarketPrices();
Console.WriteLine("Reading market data...");
Stopwatch stopwatch = Stopwatch.StartNew();
foreach (string symbol in symbols)
r.ReadStock(dataColumnName, symbol, timeSeries);
stopwatch.Stop();
Console.WriteLine(" Elapsed time: " + stopwatch.Elapsed);
return r;
}
