public void Sell()
{
Economy.EconomyType thisType = Economy.getTypeForConfig(_config);
int currentAmount = GameState.sharedState.currentEconomy.getValueForType(thisType);
int marketValue = currentAmount * _config._maxMarketValue;
//TODO: this should be refactored...
Economy economy = new Economy();
economy.AddForEconomyType(thisType, currentAmount);
economy.AddForEconomyType(Economy.EconomyType.GOLD, -marketValue);
GameState.sharedState.Purchase(economy);
_parent.RefreshAllOffers();
}