Economic

This is a type of simulation game that simulates aspects of economics. Many of them focus on running a business enterprise. The general focus in gameplay is on accumulating wealth and meeting customer needs. This is a sub-genre of the Simulation genre. These games are often called "tycoon" games, and in fact often have the name in their titles. There are also many city-building games, in which you must build and maintain a city and satisfy citizen's needs, while ensuring that the city's economy and infrastructures run smoothly.

X3: Reunion

X3: Reunion is a space trading and combat simulator, sequel to the game X2: The Threat, and the third in the series.

Wildlife Park 2

Second game in the Wildlife Park series of park management games.

Black & White 2

Black & White 2 is a strategy game from Lionhead and EA. Like the original, you play as a benevolent or malevolent god, though there's less godly competition this time around. You build cities, conquer lands, and generally make your presence felt using whatever divine methods you like.

Railroad Tycoon 3

Just as Railroad Tycoon II, the game contains a campaign with several scenarios, presented by continent - North America, Europe and the World. The campaign interface is an interior of a railway museum, with the voice of the elderly eccentric museum guide from RT2.
Game's interface is in full 3D, with free camera movement. The square grid is no longer rigid, as it was in Railroad Tycoon and Railroad Tycoon 2 - rail and structures can now be rotated 360 degrees.The track building function is not very realistic, as tracks are sometimes built at angles almost at 90 degrees to each other.

Rollercoaster Tycoon 3

RollerCoaster Tycoon 3 is a strategy and simulation computer game. It is the third installment in the RollerCoaster Tycoon series, first released on October 26, 2004 in North America. RollerCoaster Tycoon 3 places players in charge of managing amusement parks; rides can be built or demolished, terrain and scenery can be adjusted, and prices can be controlled to keep visitors or "peeps" happy.

X2: The Threat

X2: The Threat is a simulator based on Space trading and combat that is set in a fictional X-Universe. The game features over 50 different flyable ships, with a well told single player story.