DAR ES SALAAM, Aug. 10 -- FOR decades, Tanzanias development story has largely been told through visible symbols of progress - new roads connecting communities, railways linking markets, expanded ports handling growing trade volumes and power projects energising industries.

Under Dira 2050 (Tanzania Development Vision 2050), however, the government is making a broader argument: that infrastructure alone will not determine the countrys future success. Roads may move goods and people, but strong institutions create confidence.

Ports can facilitate trade, but investors are more likely to commit capital where contracts are protected and disputes are resolved fairly.

Economic growth can generate wealth, but justice and the rule of law help ...