DAR ES SALAAM, Sept. 16 -- THE growing dominance of the 10,000/- note is testing cash transaction efficiency in Tanzanias largely cash-driven economy, as households and businesses increasingly rely on high-value bills while smaller denominations have all but disappeared.

Bank of Tanzania data indicate that between 2020 and June this year, circulation of the 10,000/- note surged from 4.2tri/- to over 7.1tri/-, reflecting underlying inflationary pressures and reshaping how money flows across the economy.

In comparison, the 5,000/- note accounted for less than one trillion over the same period, while lower-value notes such as 10/-, 20/-, 50/- and 100/- were gradually phased out and converted to coins, with many disappearing from circulatio...