/// <summary>
/// Generate this instance.
/// </summary>
public override System.Collections.Generic.IEnumerable <Price> Generate()
{
Ticks++;
lastPrice = currentPrice;
if (Util.Random.Next() % 2 == 0)
{
currentPrice += Util.Random.NextDouble();
}
else
{
currentPrice -= Util.Random.NextDouble();
}
var newPrice = new Price(currentPrice, currentPrice - lastPrice);
MarketData.Add(newPrice);
yield return(newPrice);
}