Tunisian dinar
The dinar (, , ISO 4217 currency code: "TND") is the currency of Tunisia. It is subdivided into 1000 milim or millimes (). The abbreviation "DT" is often used in Tunisia, although writing "dinar" after the amount is also acceptable (TND is less colloquial, and tends to be used more in financial circles); the abbreviation "TD" is also mentioned in a few places, but is less frequently used, given the common use of the French language in Tunisia, and the French derivation of "DT" (i.e., "").
Transport in Tunisia
Tunisia inherited much of its rail transport system from the French and the Tunisian Government has developed infrastructure further. The railways are operated by the Société Nationale de Chemins de Fer Tunisiens (SNCFT), the Tunisian national railway. A modernisation program is currently underway. It has a total of 2,152 km consisting of 468 km of railways and 1,674 kilometres of . Tunis has a light rail system. In the south of Tunisia, there is a narrow gauge railway called the Sfax-Gafsa Railway which delivers phosphates and iron ore to the harbour at Sfax. Tunisia has rail links with the neighbouring country of Algeria via the Ghardimaou-Souk Ahras line, and another connection to Tébessa, however, the latter link is currently not used.
There are no railways yet in neighbouring Libya though some are under construction in 2008; some gauge conversion would be required for efficient connections.As of 2004, there were 18,997 km of highway including 12,310 of paved road and 6,387 of unpaved road. The major cities are all linked by road through the interior. In 2002, Tunisia borrowed €300 million from the European Investment Bank in 2002 to be used to improve roads in the country including €120 million towards building a motorway between Tunis and Sfax. (MEED Middle East Economic Digest, Feb 15, 2002 v46 i7(1))Route 1 in the Trans-African Highway network passes through Tunisia, linking it to North African nations including Algeria, Morocco, Libya and Egypt, and to West African nations via Mauritania. In addition a feeder road links Tunisia to the Trans-Sahara Highway from Algeria to West Africa.