Trade goods:
Lamb
Olive Oil
Pearl (required: 320,000 ducat investment)
Basil
Taffeta (required: 500,000 ducat investment)
Ginger
Wool
Persian Carpet
Turquoise (required: 240,000 ducat investment)
Green Ore (required: 8,500,000 ducat investment)
Development levels required for trade goods to unlock:
Pearl: 30,000
Basil: 6,200
Taffeta: 50,000
Turquoise: 20,000
Green Ore: 85,000