<s>
Construction	B-Application
and	I-Application
management	I-Application
simulation	I-Application
(	O
CMS	B-Application
)	O
,	O
sometimes	O
also	O
called	O
management	B-Application
sim	I-Application
or	O
building	O
sim	O
,	O
is	O
a	O
subgenre	O
of	O
simulation	O
game	O
in	O
which	O
players	O
build	O
,	O
expand	O
or	O
manage	O
fictional	O
communities	O
or	O
projects	O
with	O
limited	O
resources	O
.	O
</s>
<s>
Strategy	B-Application
video	I-Application
games	I-Application
sometimes	O
incorporate	O
CMS	B-Application
aspects	O
into	O
their	O
game	O
economy	O
,	O
as	O
players	O
must	O
manage	O
resources	O
while	O
expanding	O
their	O
project	O
.	O
</s>
<s>
Pure	O
CMS	B-Application
games	O
differ	O
from	O
strategy	B-Application
games	I-Application
,	O
however	O
,	O
in	O
that	O
"	O
the	O
player	O
's	O
goal	O
is	O
not	O
to	O
defeat	O
an	O
enemy	O
,	O
but	O
to	O
build	O
something	O
within	O
the	O
context	O
of	O
an	O
ongoing	O
process.	O
"	O
</s>
<s>
SimCity	B-Application
(	O
1989	O
)	O
represents	O
an	O
early	O
example	O
of	O
success	O
in	O
the	O
genre	O
.	O
</s>
<s>
Other	O
games	O
in	O
the	O
genre	O
range	O
from	O
city-building	B-Application
games	I-Application
like	O
Caesar	B-Application
(	O
since	O
1992	O
)	O
,	O
The	B-Application
Settlers	I-Application
(	O
since	O
1993	O
)	O
,	O
the	O
Anno	O
series	O
(	O
since	O
1998	O
)	O
,	O
mixed	O
business/politics/building	O
games	O
like	O
Tropico	B-Application
(	O
since	O
2001	O
)	O
,	O
pure	O
business	B-Application
simulation	I-Application
games	I-Application
like	O
Capitalism	B-Application
,	O
and	O
niche	O
simulations	O
like	O
Theme	B-Application
Park	I-Application
.	O
</s>
<s>
Economics	O
play	O
a	O
primary	O
role	O
in	O
construction	B-Application
and	I-Application
management	I-Application
simulations	I-Application
,	O
because	O
they	O
allow	O
players	O
to	O
build	O
things	O
while	O
operating	O
within	O
economic	O
constraints	O
.	O
</s>
<s>
But	O
usually	O
the	O
act	O
of	O
construction	O
is	O
quite	O
simple	O
,	O
and	O
the	O
main	O
challenge	O
of	O
a	O
CMS	B-Application
is	O
obtaining	O
the	O
resources	O
required	O
to	O
complete	O
construction	O
.	O
</s>
<s>
Unlike	O
other	O
genres	O
,	O
construction	B-Application
and	I-Application
management	I-Application
simulations	I-Application
seldom	O
offer	O
a	O
progression	O
in	O
storyline	O
,	O
and	O
the	O
level	O
design	O
is	O
a	O
simple	O
space	O
where	O
the	O
player	O
can	O
build	O
.	O
</s>
<s>
Because	O
the	O
player	O
must	O
manage	O
a	O
complex	O
internal	O
economy	O
,	O
construction	B-Application
and	I-Application
management	I-Application
simulations	I-Application
frequently	O
make	O
use	O
of	O
a	O
windowed	O
interface	O
.	O
</s>
<s>
In	O
contrast	O
to	O
genres	O
such	O
as	O
action	O
games	O
,	O
CMS	B-Application
players	O
are	O
given	O
computer-like	O
controls	O
such	O
as	O
pull-down	O
menus	O
and	O
buttons	O
.	O
</s>
<s>
As	O
such	O
,	O
CMS	B-Application
games	O
have	O
some	O
of	O
the	O
most	O
complex	O
interfaces	O
of	O
any	O
game	O
type	O
.	O
</s>
<s>
The	O
player	O
in	O
a	O
CMS	B-Application
is	O
usually	O
omnipresent	O
,	O
and	O
does	O
not	O
have	O
an	O
avatar	O
.	O
</s>
<s>
The	B-Application
Sumerian	I-Application
Game	I-Application
(	O
1964	O
)	O
,	O
a	O
text-based	O
early	B-Application
mainframe	I-Application
game	I-Application
designed	O
by	O
Mabel	O
Addis	O
,	O
was	O
an	O
economic	B-Application
simulation	I-Application
game	I-Application
based	O
on	O
the	O
ancient	O
Sumerian	O
city-state	O
of	O
Lagash	O
.	O
</s>
<s>
It	O
was	O
adapted	O
into	O
The	B-Application
Sumer	I-Application
Game	I-Application
,	O
a	O
later	O
version	O
of	O
which	O
was	O
called	O
Hamurabi	B-Application
,	O
a	O
relatively	O
simple	O
text-only	O
game	O
originally	O
written	O
for	O
the	O
DEC	B-Device
PDP-8	I-Device
in	O
which	O
the	O
player	O
controlled	O
the	O
economy	O
of	O
a	O
city-state	O
.	O
</s>
<s>
Utopia	B-Application
was	O
released	O
in	O
1982	O
for	O
the	O
Intellivision	B-Operating_System
,	O
and	O
is	O
credited	O
as	O
the	O
game	O
that	O
spawned	O
the	O
construction	B-Application
and	I-Application
management	I-Application
simulation	I-Application
genre	O
.	O
</s>
<s>
Utopia	B-Application
put	O
players	O
in	O
charge	O
of	O
an	O
island	O
,	O
allowing	O
them	O
to	O
control	O
its	O
entire	O
military	O
and	O
economy	O
.	O
</s>
<s>
In	O
1983	O
,	O
Koei	O
released	O
the	O
historical	O
simulation	O
game	O
Nobunaga	B-Application
's	I-Application
Ambition	I-Application
,	O
where	O
the	O
player	O
takes	O
the	O
role	O
of	O
the	O
historical	O
figure	O
Oda	O
Nobunaga	O
and	O
must	O
conquer	O
,	O
unify	O
and	O
manage	O
the	O
nation	O
of	O
Japan	O
.	O
</s>
<s>
Nobunaga	B-Application
's	I-Application
Ambition	I-Application
went	O
on	O
to	O
define	O
and	O
set	O
the	O
standard	O
for	O
most	O
console	O
simulation	O
games	O
,	O
and	O
has	O
had	O
many	O
sequels	O
,	O
while	O
Koei	O
continued	O
to	O
create	O
other	O
simulation	O
games	O
since	O
,	O
including	O
the	O
Romance	B-Application
of	I-Application
the	I-Application
Three	I-Application
Kingdoms	I-Application
series	O
from	O
1986	O
and	O
Bandit	B-Application
Kings	I-Application
of	I-Application
Ancient	I-Application
China	I-Application
in	O
1989	O
.	O
</s>
<s>
That	O
same	O
year	O
,	O
Capcom	O
released	O
a	O
simulation	O
game	O
of	O
their	O
own	O
,	O
Destiny	B-Device
of	I-Device
an	I-Device
Emperor	I-Device
,	O
also	O
based	O
on	O
Chinese	O
history	O
.	O
</s>
<s>
Utopia	B-Application
had	O
a	O
notable	O
influence	O
on	O
SimCity	B-Application
in	O
1989	O
,	O
which	O
is	O
considered	O
the	O
first	O
highly	O
successful	O
construction	B-Application
and	I-Application
management	I-Application
simulation	I-Application
.	O
</s>
<s>
SimCity	B-Application
has	O
spawned	O
numerous	O
successful	O
sequels	O
and	O
spinoffs	O
,	O
and	O
is	O
credited	O
with	O
inventing	O
the	O
city-building	B-Application
subgenre	O
.	O
</s>
<s>
SimCity	B-Application
also	O
led	O
to	O
several	O
other	O
successful	O
games	O
in	O
the	O
same	O
mold	O
such	O
as	O
SimTower	B-Application
and	O
SimFarm	B-Application
,	O
and	O
launched	O
its	O
designer	O
Will	O
Wright	O
into	O
a	O
position	O
as	O
one	O
of	O
the	O
most	O
influential	O
people	O
in	O
the	O
game	O
industry	O
.	O
</s>
<s>
City-building	B-Application
games	I-Application
are	O
a	O
subgenre	O
of	O
CMS	B-Application
games	O
where	O
the	O
player	O
acts	O
as	O
a	O
city-planner	O
or	O
leader	O
.	O
</s>
<s>
The	O
SimCity	B-Application
series	O
,	O
the	O
Caesar	B-Application
series	O
,	O
and	O
Cities	B-Application
:	I-Application
Skylines	I-Application
are	O
examples	O
of	O
city-building	B-Application
games	I-Application
.	O
</s>
<s>
Colony	O
management	O
games	O
are	O
similar	O
to	O
city-building	B-Application
games	I-Application
,	O
but	O
based	O
on	O
the	O
player	O
starting	O
a	O
colony	O
in	O
an	O
isolated	O
location	O
with	O
limited	O
resources	O
,	O
and	O
thus	O
are	O
required	O
to	O
collect	O
and	O
combine	O
resources	O
from	O
the	O
local	O
area	O
to	O
build	O
out	O
their	O
colony	O
,	O
in	O
contrast	O
to	O
city-building	B-Application
games	I-Application
where	O
resources	O
are	O
only	O
limited	O
by	O
available	O
city	O
finances	O
.	O
</s>
<s>
Notable	O
titles	O
include	O
Dwarf	B-Application
Fortress	I-Application
,	O
Rimworld	B-Application
(	O
which	O
takes	O
inspiration	O
from	O
Dwarf	B-Application
Fortress	I-Application
)	O
,	O
Oxygen	B-Application
Not	I-Application
Included	I-Application
,	O
Frostpunk	B-Application
,	O
and	O
Surviving	B-Application
Mars	I-Application
.	O
</s>
<s>
Business	B-Application
simulation	I-Application
games	I-Application
,	O
also	O
known	O
as	O
tycoon	B-Application
games	I-Application
,	O
are	O
a	O
subset	O
of	O
CMSs	O
that	O
simulate	O
a	O
business	O
or	O
some	O
other	O
economy	O
,	O
with	O
the	O
goal	O
for	O
the	O
player	O
to	O
help	O
make	O
the	O
business	O
financially	O
successful	O
.	O
</s>
<s>
The	O
closest	O
example	O
of	O
a	O
'	O
pure	O
 '	O
economic	B-Application
simulation	I-Application
may	O
be	O
Capitalism	B-Application
,	O
the	O
goal	O
of	O
which	O
is	O
to	O
build	O
an	O
industrial	O
and	O
financial	O
empire	O
.	O
</s>
<s>
Such	O
business	O
simulations	O
include	O
Theme	B-Application
Hospital	I-Application
,	O
Sim	B-Application
Tower	I-Application
,	O
and	O
Game	B-Application
Dev	I-Application
Story	I-Application
.	O
</s>
<s>
One	O
popular	O
area	O
for	O
these	O
simulations	O
has	O
included	O
theme	B-Application
park	I-Application
management	O
,	O
including	O
the	O
early	O
titles	O
Theme	B-Application
Park	I-Application
and	O
RollerCoaster	B-Application
Tycoon	I-Application
,	O
which	O
not	O
only	O
give	O
the	O
player	O
the	O
ability	O
to	O
manage	O
the	O
park	O
but	O
plan	O
out	O
and	O
test	O
the	O
rides	O
.	O
</s>
<s>
Other	O
niche	O
business	O
simulations	O
include	O
PC	B-Application
Building	I-Application
Simulator	I-Application
,	O
which	O
lets	O
the	O
player	O
manage	O
a	O
small	O
business	O
dedicated	O
towards	O
building	O
custom	B-Device
PCs	I-Device
and	O
troubleshooting	O
computer	O
errors	O
.	O
</s>
<s>
Examples	O
include	O
Transport	B-Application
Tycoon	I-Application
,	O
Railroad	B-Application
Tycoon	I-Application
,	O
and	O
the	O
A-Train	B-Application
series	O
.	O
</s>
<s>
Business	O
and	O
tycoon	B-Application
games	I-Application
need	O
not	O
present	O
realistic	O
business	O
settings	O
,	O
as	O
long	O
as	O
the	O
player	O
is	O
still	O
tasked	O
to	O
managing	O
a	O
facility	O
of	O
sorts	O
with	O
some	O
type	O
of	O
economic	O
factors	O
.	O
</s>
<s>
Dungeon	B-Application
Keeper	I-Application
and	O
Evil	B-Application
Genius	I-Application
have	O
the	O
player	O
as	O
an	O
evil	O
overlord	O
managing	O
and	O
expanding	O
their	O
base	O
of	O
henchmen	O
from	O
forces	O
of	O
good	O
with	O
limited	O
resources	O
and	O
economies	O
,	O
for	O
example	O
.	O
</s>
<s>
Among	O
the	O
most	O
notable	O
online	O
business	O
simulations	O
such	O
as	O
Virtonomics	B-Application
or	O
IndustryPlayer	B-Application
.	O
</s>
<s>
A	O
subset	O
of	O
life	O
simulation	O
games	O
incorporate	O
elements	O
of	O
business	B-Application
simulation	I-Application
games	I-Application
,	O
but	O
which	O
the	O
player-character	O
has	O
an	O
active	O
role	O
in	O
the	O
game	O
's	O
world	O
and	O
often	O
tasked	O
with	O
activities	O
similar	O
to	O
real-life	O
functions	O
in	O
a	O
business	O
as	O
to	O
keep	O
the	O
business	O
going	O
.	O
</s>
<s>
Examples	O
of	O
such	O
games	O
include	O
The	B-Application
Sims	I-Application
series	O
,	O
the	O
Story	B-Application
of	I-Application
Seasons	I-Application
series	O
,	O
the	O
Animal	B-Application
Crossing	I-Application
series	O
,	O
and	O
Stardew	B-Device
Valley	I-Device
.	O
</s>
<s>
Some	O
of	O
these	O
are	O
closer	O
to	O
business	O
simulations	O
,	O
where	O
the	O
player	O
is	O
challenged	O
to	O
make	O
products	O
in	O
a	O
cost-effective	O
manner	O
by	O
establishing	O
production	O
lines	O
to	O
compete	O
with	O
other	O
virtual	O
competitors	O
,	O
such	O
as	O
in	O
Big	B-Application
Pharma	I-Application
and	O
Good	O
Company	O
.	O
</s>
<s>
Other	O
factory	O
simulators	O
are	O
based	O
on	O
open-world	O
survival	O
games	O
,	O
with	O
the	O
goal	O
to	O
build	O
enough	O
parts	O
from	O
raw	O
materials	O
found	O
in	O
the	O
world	O
while	O
fending	O
off	O
hostiles	O
to	O
be	O
able	O
to	O
escape	O
or	O
achieve	O
a	O
very	O
large-scale	O
production	O
target	O
,	O
such	O
as	O
in	O
Factorio	B-Application
,	O
Satisfactory	B-Application
,	O
and	O
Dyson	B-Application
Sphere	I-Application
Program	I-Application
.	O
</s>
<s>
Other	O
examples	O
of	O
this	O
genre	O
are	O
Mindustry	O
that	O
combines	O
factory	O
simulation	O
with	O
the	O
Tower	B-Application
defense	I-Application
genre	O
and	O
Shapez.io,	O
which	O
has	O
adopted	O
the	O
minimalistic	O
art	O
style	O
of	O
the	O
.io	O
Browser	B-Protocol
games	I-Protocol
.	O
</s>
<s>
Early	O
examples	O
from	O
the	O
Cold	B-Application
War	I-Application
era	O
include	O
Balance	B-Application
of	I-Application
Power	I-Application
,	O
Crisis	B-Application
in	I-Application
the	I-Application
Kremlin	I-Application
,	O
Conflict	B-Application
:	I-Application
Middle	I-Application
East	I-Application
Political	I-Application
Simulator	I-Application
.	O
</s>
<s>
Other	O
sports	O
management	O
games	O
,	O
such	O
as	O
the	O
Football	B-Application
Manager	I-Application
series	O
,	O
do	O
not	O
give	O
player	O
direct	O
control	O
on	O
the	O
actual	O
sports	O
matches	O
,	O
but	O
may	O
allow	O
the	O
player	O
,	O
as	O
the	O
team	O
manager	O
,	O
to	O
influence	O
how	O
they	O
are	O
played	O
out	O
,	O
or	O
otherwise	O
simply	O
simulate	O
the	O
games	O
 '	O
results	O
based	O
on	O
the	O
team	O
's	O
composition	O
set	O
by	O
the	O
player	O
.	O
</s>
