using System;

using System.IO;

using System.Collections.ObjectModel;

using System.Xml.Serialization;

using System.ComponentModel;

public class Program

{

    public static void Main()

    {

        var list = new ObservableCollection<ModelRun>();

        list.Add(new ScenarioModelRun { ScenarioConfiguration = new ScenarioConfiguration(), Value = "test" });

        var output = new StringWriter();

        var serializer = new XmlSerializer(typeof(ObservableCollection<ModelRun>), new[] { typeof(ScenarioModelRun), typeof(ScenarioConfiguration) });

        serializer.Serialize(output, list);

        var xml = output.ToString();

        xml.Dump();

        serializer.Deserialize(new StringReader(xml)).Dump();

    }

​

    public class ModelRun : INotifyPropertyChanged

    {

​

        public ModelRun()

        { }

        public string Value { get; set; }

        public event PropertyChangedEventHandler PropertyChanged;

    }

​

    public class ScenarioConfiguration

    {

​

    }

​

    public class ScenarioModelRun : ModelRun

    {

        public ScenarioConfiguration ScenarioConfiguration { get; set; }

    }

}