The United Kingdom of Mattielandia is a colossal, cultured nation, ruled by Mattie the Dog with an even hand, and remarkable for its museums and concert halls, smutty television, and state-planned economy. The compassionate, cheerful population of 7.692 billion Mattielandians enjoy extensive civil rights and enjoy a level of social equality free from the usual accompanying government corruption.

The enormous, liberal, socially-minded government juggles the competing demands of Education, Administration, and Healthcare. It meets to discuss matters of state in the capital city of Grey City. The average income tax rate is 96.9%.

The frighteningly efficient Mattielandian economy, worth a remarkable 1,237 trillion Doodles a year, is driven entirely by a combination of government and state-owned industry, with private enterprise illegal. The industrial sector, which is highly specialized, is mostly made up of the Information Technology industry, with significant contributions from Book Publishing and Tourism. Average income is an impressive 160,945 Doodles, and distributed extremely evenly, with practically no difference between the richest and poorest citizens.

Prisoners regularly escape detention posing as scarecrows, employers are finding it hard to screen candidates now that everyone gets A grades in their exams, the 'Museum Of Stuff We Stole' is a tourist favourite, and rare art has become a significant factor in negotiating all foreign trade agreements. Crime, especially youth-related, is totally unknown. Mattielandia's national animal is the Greyhound, which frolics freely in the nation's many lush forests.

Mattielandia is ranked 4,275^th in the world and 7^th in Karma for Largest Publishing Industry, scoring 20,624.58 on the Bella Potter Productivity e-Index.