

yield rate is equal to the average between the maximum margin and the minimum margin with :
maximum margin
maximum margin
+
+
+
+ Bulk
-
+
+
+ Bulk
Price offered for sale of items currently for sale - Purchase price of items for sale+
Advised selling price of items currently in stock - Purchase price of items currently in stock+
Selling price of items sold - Purchase price of items sold+ Bulk
selling price - Bulk purchase price-
FeesDivided by
+Purchase price of items for sale+
Purchase price of items currently in stock+
Purchase price of items sold+ Bulk
purchase priceminimum margin
minimum margin
+
+
+
+ Bulk
-
+
+
+ Bulk
Advised selling price of items currently for sale - Purchase price of items for sale+
Advised second-hand selling price of items currently in stock - Purchase price of items currently in stock+
Selling price of items sold - Purchase price of items sold+ Bulk
selling price - Bulk purchase price-
FeesDivided by
+Purchase price of items for sale+
Purchase price of items currently in stock+
Purchase price of items sold+ Bulk
purchase priceThe
annual yield rate is equal to the yield rate / number of months since the investment start date (settings) * 12