“ What if the sources of precious metal in the realm all failed, so that the only sources for gold and other precious metal were hostile foreign lands? Gold coinage might become increasingly rare, resulting in hoarding. Player characters that appear with masses of treasure might be suspected of being in the pay of foreign powers.”
“ What to export or import....
Fabric: wool, linnen, silk...
Wood: raw-material, furniture
Stone
Marble
Coal
Metals: iron, gold, silver, copper...
Wine, beer, mead, spirits...
Animals: horses, sheep, swine, cows...
Weapons
Armour
Slaves
Salt, spices
Cheese
Grains
Coloring-powder (for fabric, ink...)
Yarn
Raw-material to make fabric: unprocessed wool, linnen, silk...
Leather
Glass: Windows, figurines, glasses, raw-material...
Shoes, clothes
Tobacco
Medicines
Poison
Coins
Pottery
Musical instruments
Tea (not sure about my spelling here, but I mean the hot drink Englishmen drink instead of coffee!)
Gem-stones: diamonds...
Dried meat
Dried fish
Dried fruits
Flour
Chocolate”