Journal of the Experimental Analysis of Behavior,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Sept. 9, 2024
Abstract
Cannabis
demand
is
sensitive
to
next‐day
responsibilities,
such
as
job
interviews;
however,
it
unclear
how
affected
by
non‐work‐related
responsibilities
and
reported
compatibility
of
cannabis
use
(i.e.,
suitable
one
perceives
be
in
a
situation)
influences
demand.
This
study
examined
the
effects
range
on
crowdsourced
sample
adults
who
smoked
at
least
monthly
(
n
=
177;
78%
White;
47%
women;
mean
age
36.52).
Participants
completed
hypothetical
marijuana
purchase
tasks
asking
much
they
would
consume
escalating
prices
context
no
spanning
work,
leisure,
caregiving.
was
significantly
reduced
all
responsibility
conditions
p
s
<
.008;
d
.28–.94),
with
largest
reductions
for
interview
caring‐for‐kids
conditions.
Higher
ratings
suitability
each
situation
were
correlated
higher
Finally,
qualitative
thematic
analysis
characterized
why
considered
or
unsuitable
responsibility.
These
results
suggest
that
responsibilities.
However,
these
are
not
uniform,
future
research
needed
examine
individual
differences
timing
upcoming
Journal of the Experimental Analysis of Behavior,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 25, 2025
Following
the
COVID-19
pandemic,
it
is
vital
to
understand
how
major
global
stressors
influence
substance
use,
including
cannabis-related
outcomes.
The
Marijuana
Purchase
Task
assesses
hypothetical
cannabis
demand
(i.e.,
relative
reinforcing
value)
and
can
detect
contextual
alterations.
This
study
paired
prospective
assessment
with
qualitative
inquiry
explore
impacted
use
behavior.
Individuals
previously
enrolled
in
a
laboratory
administration
opted
remote
follow-up
survey
(n
=
41,
46%
female).
Participants
were
categorized
as
those
who
did
or
not
increase
based
on
self-reported
changes
flower
provided
explanations
regarding
pandemic-related
influences
General
linear
models
repeated
measures
examined
mean
differences
by
occasion
before/during
COVID-19),
group
did/did
use),
their
interaction.
Those
increased
exhibited
significantly
higher
during
pandemic;
similar
across
time
revealing
Group
×
Time
Thematic
analysis
contextualized
quantitative
findings,
explaining
external
that
affect
(e.g.,
cost,
access,
environment).
differentially
demand,
prepandemic
affecting
trajectories.
Contextual
availability,
free
time,
income)
facilitate
escalation
of
under
conditions
extreme
stress.
Addiction,
Journal Year:
2022,
Volume and Issue:
118(4), P. 620 - 633
Published: Oct. 28, 2022
Abstract
Background
and
aims
The
Marijuana
Purchase
Task
(MPT)
is
increasingly
used
to
measure
cannabis
reinforcing
value
has
potential
use
for
etiological
regulatory
research.
This
meta‐analysis
sought
evaluate
the
first
time
MPT's
concurrent
validity
in
relation
involvement.
Methods
Electronic
databases
pre‐print
repositories
were
searched
MPT
studies
that
examined
cross‐sectional
relationship
between
frequency
quantity
of
use,
problems,
dependence,
five
indicators:
intensity
(i.e.
unrestricted
consumption),
O
max
maximum
P
price
at
which
demand
becomes
elastic),
breakpoint
consumption
ceases),
elasticity
sensitivity
rising
costs).
Random
effects
meta‐analyses
effect
sizes
conducted,
with
Q
tests
examining
differences
by
variables,
meta‐regression
test
quantitative
moderators,
publication
bias
assessment.
Moderators
included
sex,
number
prices,
variable
transformations,
year
publication.
Populations
community
clinical
samples.
Results
searches
yielded
14
(
n
=
4077,
median
%
females:
44.8%:
weighted
average
age
29.08
[SD
6.82]),
published
2015
2022.
Intensity,
,
showed
most
robust
(|
r
's|
0.147–325,
p
s
<
0.014)
largest
significant
|
0.325)
dependence
0.320,
0.305,
0.303).
Higher
proportion
males
was
associated
increased
estimates
elasticity‐quantity
‐problems.
prices
significantly
altered
magnitude
suggesting
biased
estimations
if
excessively
low
are
considered.
Methodological
quality
generally
good,
minimal
evidence
observed.
Conclusions
marijuana
purchase
task
presents
adequate
demand,
robustly
intensity,
elasticity.
Moderating
sex
suggest
potentially
meaningful
cannabis.
Psychology of Addictive Behaviors,
Journal Year:
2022,
Volume and Issue:
37(1), P. 156 - 165
Published: Dec. 8, 2022
Behavioral
economics
suggest
that
cannabis
reinforcing
value
(cannabis
demand)
may
be
influenced
by
external,
contextual
factors
such
as
the
social
reward
might
accompany
use
and
presence
of
opportunity
costs
(e.g.,
a
next-day
responsibility
adversely
impact).
The
present
study
examined
effect
context
cost
on
demand
explored
whether
relations
were
moderated
severity.
Drug and Alcohol Dependence,
Journal Year:
2023,
Volume and Issue:
254, P. 111057 - 111057
Published: Dec. 9, 2023
Given
the
expanding
legal
cannabis
market
in
U.S.,
it
is
vital
to
understand
how
context
impacts
use.
Therefore,
we
explored
effect
of
cues
and
cannabis-use
on
demand
79
adults
who
reported
smoking
at
least
weekly.
Participants
completed
a
single
laboratory
session
consisting
four
hypothetical
marijuana
purchase
tasks
(MPTs)
involving
either
typical
use
situation
or
driving
sleep
context.
The
MPTs
were
alternated
with
exposure
neutral
picture
based
block
randomization
by
gender.
Cannabis
increased
self-reported
craving
for
(p
=.044)
but
did
not
significantly
alter
(ps
=0.093–0.845).
In
context,
participants
demonstrated
significant
reduction
demand,
indicated
lower
intensity
<0.001),
Omax
Pmax
breakpoint
=.003),
higher
α
<0.001).
was
associated
greater
<0.006)
nonsignificant
effects
other
indices
=0.123–0.707).
Finally,
=.013)
=.035)
typical-use
These
findings
suggest
that
behavior
sensitive
contingencies
surrounding
after
may
also
be
contexts
presence
cues.
Since
this
first
study
examine
contexts,
caution
against
drawing
broad
conclusions
until
future
research
conducted
replicate
these
findings.
Experimental and Clinical Psychopharmacology,
Journal Year:
2022,
Volume and Issue:
31(2), P. 491 - 497
Published: Sept. 29, 2022
Purchase
tasks
are
used
to
measure
the
value,
or
demand,
for
various
substances
by
assessing
amount
of
a
substance
individuals
would
purchase
across
series
escalating
prices.
Marijuana
task
(MPT)
has
been
previously
developed;
however,
cannabis
can
be
consumed
in
forms
and
measurements,
thus
raising
questions
about
applicability
MPT
users.
An
adaptive
was
developed
allow
participants
select
their
preferred
product
(e.g.,
herbal,
dabs)
division
hits,
grams).
Little
research
done
assess
temporal
stability
these
measures.
Participants
(
Experimental and Clinical Psychopharmacology,
Journal Year:
2022,
Volume and Issue:
31(1), P. 238 - 247
Published: May 19, 2022
Cannabis
demand
(i.e.,
reinforcing
value)
can
be
assessed
using
a
marijuana
purchase
task
(MPT;
assesses
hypothetical
purchasing
of
cannabis
at
escalating
prices)
and
has
been
related
to
use
frequency,
problems,
disorder
symptoms
in
adults.
yet
studied
adolescents,
which
inform
prevention
intervention
efforts
reduce
cannabis-related
risks.
The
present
study
sought
validate
the
MPT
with
sample
late
adolescent
lifetime
users.
Participants
aged
15-18
years
old
(n
=
115,
Mage
16.9,
SD
0.9)
residing
state
legalized
completed
online
assessments
baseline
6-month
follow-up.
Convergent
divergent
validity
was
examined,
while
principal
component
analysis
conducted
determine
factor
structure
assess
predictive
validity.
Three
indices,
Omax
maximum
expenditure
on
cannabis),
breakpoint
price
suppressing
consumption
zero),
alpha
degree
decreases
increasing
price)
were
all
significantly
associated
use,
consequences,
craving,
expenditures
differentiated
low-risk
users
high-risk
as
measured
by
Use
Disorders
Identification
Test-Revised
(CUDIT-R).
A
two-factor
solution
reflecting
amplitude
(intensity,
alpha,
Omax)
persistence
(breakpoint,
Pmax)
observed.
Both
factors
consequences
regression
models.
At
follow-up,
consequences;
not
either
outcome.
These
findings
provide
initial
evidence
that
is
valid
measure
for
assessing
among
adolescents
used
understand
mechanisms
use.
(PsycInfo
Database
Record
(c)
2023
APA,
rights
reserved).
Psychology of Addictive Behaviors,
Journal Year:
2023,
Volume and Issue:
unknown
Published: June 15, 2023
Cannabis
is
the
most
used
psychoactive
substance
among
adolescents
and
a
public
health
concern.
demand
quantifiable
measure
of
reinforcing
value
cannabis
comprises
two
latent-factors-amplitude
(maximum
consumption)
persistence
(sensitivity
to
increasing
costs).
motives
are
important
predictors
adolescent
use
associated
problems;
however,
little
known
about
how
these
facets
motivation
causally
related.
thought
represent
final
common
pathway
may
explain
why
elevated
with
consequences.
The
present
study
tested
whether
internal
(coping
enjoyment)
mediated
longitudinal
associations
between
demand,
(hours
high),
negative
