/// <summary>
/// Gets the margin currently allocated to the specified holding
/// </summary>
/// <param name="model">The buying power model</param>
/// <param name="security">The security</param>
/// <returns>The maintenance margin required for the provided holdings quantity/cost/value</returns>
public static decimal GetMaintenanceMargin(this IBuyingPowerModel model, Security security)
{
return(model.GetMaintenanceMargin(MaintenanceMarginParameters.ForCurrentHoldings(security)));
}
