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Effects Of Reward Magnitude Frames On Measures Of Delay Discounting In A Hypothetical Money Scenario, Michael Harman, Tiffany Kodak, Todd Mckerchar Jul 2020

Effects Of Reward Magnitude Frames On Measures Of Delay Discounting In A Hypothetical Money Scenario, Michael Harman, Tiffany Kodak, Todd Mckerchar

Research, Publications & Creative Work

The current study analyzed the effects of three frames of reward magnitude – quantity, volume, and duration – on the rate at which college students discounted hypothetical, delayed monetary rewards. Hypothetical scenarios were presented using the fill-in-the-blank discounting questionnaire and participants made choices between immediate and delayed hypothetical monetary rewards. Scenarios framed the monetary choices as (a) quantity of dollar bills, (b) height (inches) of a stack of dollar bills, and (c) duration of time spent in a hypothetical cash machine to collect dollar bills. For each scenario, participants’ subjective values were used to calculate the area under the curve …


Temporal Discounting And The Assessment And Treatment Of Academic Procrastination, Anthony Concepcion Jul 2020

Temporal Discounting And The Assessment And Treatment Of Academic Procrastination, Anthony Concepcion

USF Tampa Graduate Theses and Dissertations

Many individuals engage in procrastination at some point in their lifetime. Although procrastination is usually not detrimental, for college students, academic procrastination is correlated with adverse health effects (e.g., anxiety, depression, sleep hygiene) and poor academic performance (Akinsola, et al., 2007; Ferrari, et al., 1995). Furthermore, the prevalence of academic procrastination is high with reports of up to 95% of college students engaging in detrimental amounts of procrastination (Hussain & Sultan, 2010). Notably, students enrolled in online courses are likely to be at greater risk to experience adverse consequences associated with procrastination (Elvers, et al, 2003). Previous studies have focused …


The Effects Of Low Dose Lysergic Acid Diethylamide Administration In A Rodent Model Of Delay Discounting, Robert J. Kohler Jun 2020

The Effects Of Low Dose Lysergic Acid Diethylamide Administration In A Rodent Model Of Delay Discounting, Robert J. Kohler

Dissertations

The resurgence of Lysergic Acid Diethylamide (LSD) as a therapeutic tool requires a revival in research, both basic and clinical, to bridge gaps in knowledge left from a previous generation of work. Currently, no study has been published with the intent of establishing optimal microdose concentrations of LSD in an animal model. In the present study, rats were administered a range of LSD doses to quantify potential augmentations in choice behavior in a rodent model of delay discounting. In the first experiment, rats were administered LSD (20 or 40 μg/kg, i.p.) or saline at the start of terminal baseline training …


Delay And Geographic Discounting Exert Multiple Control Over Climate Change Policy Preference, Celeste Noelle Unnerstall May 2020

Delay And Geographic Discounting Exert Multiple Control Over Climate Change Policy Preference, Celeste Noelle Unnerstall

MSU Graduate Theses

The procedures were informed by a pilot investigation conducted by this research team that is described below. In the primary study, students attending Missouri State University chose between a policy with no restrictions or taxation on their carbon emissions versus a restriction on the amount of mileage driven per month and taxation related to the mileage. The main study also included an added variable of the influence a redistribution taxation policy into different geographic distances would have on policy preference. Results were interpreted in terms of a multilevel hyperbolic discounting model using the “R” program. The results suggest that there …


Toward The Development Of A Practitioner-Friendly Delay Tolerance Assessment And Treatment For Typically-Developing Children, Kaitlynn Mary Gokey May 2020

Toward The Development Of A Practitioner-Friendly Delay Tolerance Assessment And Treatment For Typically-Developing Children, Kaitlynn Mary Gokey

Theses and Dissertations

Delay discounting is the decrease in the value of a reinforcer as a function of the delay to the delivery of the reinforcer. Individuals who exhibit steep delay discounting are commonly referred to as ‘impulsive’ and are at a greater risk of behavior problems such as poor academic performance, addiction, and excessive risk-taking. One effective intervention is a concurrent activity, in which the individual must complete a task demand during the waiting period. Rules and rulegoverned behavior also play a critical role in improving delay discounting rates across populations, and may be used as an intervention to promote self-controlled responses. …


A Factor Analytic Examination Of The Underlying Mechanisms Of Delay Discounting, Sarah Levy Jan 2020

A Factor Analytic Examination Of The Underlying Mechanisms Of Delay Discounting, Sarah Levy

Psychology Department Dissertations

People tend to prefer smaller-but-sooner over later-but-larger rewards, indicating the subjective value of a reward is discounted as a function of time. This phenomenon is referred to as delay discounting and represents a facet of impulsivity that is associated with reward processing. Despite the empirical literature surrounding delay discounting, the underlying mechanisms are not yet well established. The current study investigated whether delay discounting belongs more to one grouping – personality traits or cognitive functioning – than the other. Additionally, neuroimaging metrics (i.e., cortical thickness) was also examined, as it has the potential to mediate these pathways to delay discounting. …