Frontiers in Environmental Science,
Год журнала:
2024,
Номер
12
Опубликована: Авг. 30, 2024
As
an
urbanization
effort
propelled
by
administrative
measures,
city-county
merger
has
been
particularly
prevalent
in
the
district
adjustments
of
prefecture-level
cities
China.
However,
there
scant
research
focusing
on
policy’s
impact
efficiency
green
utilization
urban
land.
We
selected
panel
data
from
Chinese
2003
to
2020,
employing
slack-based
measure
(SBM)
model
that
accounts
for
undesirable
outputs,
conjunction
with
Malmquist-Luenberger
(ML)
productivity
index,
land
use
cities.
Building
this,
we
utilized
staggered
difference-in-differences
(DID)
investigate
policies
expanding
through
leasing
Our
findings
indicate
generally
led
a
decline
Further
mechanism
analysis
suggests
local
governments’
excessive
focus
economic
development,
leading
low-quality
development
model,
is
significant
factor
contributing
Specifically,
policy
indirectly
reduces
increasing
industrial
revenue,
number
polluting
enterprises,
lowering
rationalization
level
structure,
and
raising
overachievement
growth
targets.
reveals
heterogeneous
impacts
across
different
regions,
city
sizes,
levels,
planning
types.
The
more
inhibitory
effect
non-eastern
smaller
cities,
peripheral
underdeveloped
resource-based
study
confirms
as
reform
initiative,
effectiveness
still
relies
traditional
extensive
based
expansion,
which
not
conducive
enhancing
Geocarto International,
Год журнала:
2023,
Номер
38(1)
Опубликована: Ноя. 2, 2023
Exploring
the
driving
factors
behind
urban
polycentricity
is
of
paramount
significance
for
advancing
implementation
polycentric
strategies.
In
this,
paper
takes
41
cities
in
China's
Yangtze
River
Delta
region
are
taken
as
research
objects,
and
degree
measured
using
non-parametric
social
network
methods.
Then,
geographic
probe
method
applied
to
reveal
spatial
differentiation
polycentricity.
The
results
showed
that
(1)
distribution
hot
cold
spots
index
was
roughly
same
between
2006
2015,
while
varied
greatly
2015
2020.
(2)
2010,
proportions
secondary
industry
tertiary
industries
topographic
relief
were
main
By
2020,
population
size
key
drivers
Frontiers in Environmental Science,
Год журнала:
2024,
Номер
12
Опубликована: Авг. 30, 2024
As
an
urbanization
effort
propelled
by
administrative
measures,
city-county
merger
has
been
particularly
prevalent
in
the
district
adjustments
of
prefecture-level
cities
China.
However,
there
scant
research
focusing
on
policy’s
impact
efficiency
green
utilization
urban
land.
We
selected
panel
data
from
Chinese
2003
to
2020,
employing
slack-based
measure
(SBM)
model
that
accounts
for
undesirable
outputs,
conjunction
with
Malmquist-Luenberger
(ML)
productivity
index,
land
use
cities.
Building
this,
we
utilized
staggered
difference-in-differences
(DID)
investigate
policies
expanding
through
leasing
Our
findings
indicate
generally
led
a
decline
Further
mechanism
analysis
suggests
local
governments’
excessive
focus
economic
development,
leading
low-quality
development
model,
is
significant
factor
contributing
Specifically,
policy
indirectly
reduces
increasing
industrial
revenue,
number
polluting
enterprises,
lowering
rationalization
level
structure,
and
raising
overachievement
growth
targets.
reveals
heterogeneous
impacts
across
different
regions,
city
sizes,
levels,
planning
types.
The
more
inhibitory
effect
non-eastern
smaller
cities,
peripheral
underdeveloped
resource-based
study
confirms
as
reform
initiative,
effectiveness
still
relies
traditional
extensive
based
expansion,
which
not
conducive
enhancing
