The more traditional exports of the city included dates, mother of pearl, and fish.
Also, world prices for China's traditional exports of raw materials have fallen.
Software is still no rival to the largest of Israel's traditional exports.
Along with black pudding, haggis has a rich flavour and is one of Scotland's more traditional exports.
It makes up the difference with more traditional industrial exports to the United States, mainly cars and trucks.
Similarly, some exports were stimulated with a higher exchange rate than those of traditional exports.
Overseas customers for British produce had been lost, especially for traditional exports such as textiles, steel and coal.
Its traditional exports, coffee and sugar, have collapsed, and manufacturing has been in decline for decades.
At the same time, tariffs and quotas on more traditional exports, like sugar and textiles, have remained in force.
Exports in high tech have practically replaced the traditional portuguese exports.