Toward a Gold Standard System of Accountability: Advanced Methodologies in Athlete Assessment and Intervention Efficacy Testing

2019 ◽  
Vol 87 ◽  
pp. 189-196 ◽  
Author(s):  
Maria do Carmo Vilas-Boas ◽  
Hugo Miguel Pereira Choupina ◽  
Ana Patrícia Rocha ◽  
José Maria Fernandes ◽  
João Paulo Silva Cunha

2020 ◽  
Vol 3 (1) ◽  
pp. 57-76
Author(s):  
Lathif Lanafir Rifqi ◽  
Ana Zahrotun Nihayah

In recent years, several prominent figures in Islamic Economics have called for a reform of the financial system from the concept of fiat money to return to the gold standard system (dinar dirham). The main reason for financial system reform is the perspective that fiat money is considered not resistant to inflation. However, the gold standard system is considered to have various weaknesses namely; physical size is relatively heavy, is not proven to be anti-inflation based on historical records, high production costs, inefficient utilization of production resources, only benefits certain groups, and is vulnerable to payment deficits. In theory, the problem of inflation is caused by the imbalance between supply and demand for money itself. If the money supply is greater than the demand, it will cause inflation. Conversely, if the money supply is less than the demand, then the economic activity will not be smooth. Therefore, this article believes that inflation is not due to the physical form of money (paper or gold ), but is caused by effective money supply and demand management. Therefore, government policies are needed including (a) deregulation of the banking system by nationalizing all banks, (b) playing an active role in intervening in the surge in prices of goods and services (c) promoting Ziswaf institutions.


2020 ◽  
Vol 5 (4) ◽  
pp. 316
Author(s):  
Sirui He

<p>In the perspective of present monetary system, the author proposes that we should analyze the comprehensive effectiveness with the combination of the former gold standard system and diversified monetary systems, such as the credit currency and the digital currency, which are highlighted in this new era, and confirm the more complete digital currency policy according to present development status so as to promote the healthier and more reasonable and effective development of the monetary funds. In this paper, the author launches research and exploration with the combination of gold standard, credit currency and digital currency.</p>


2020 ◽  
Author(s):  
Dongning Su ◽  
Zhu Liu ◽  
Xin Jiang ◽  
Fangzhao Zhang ◽  
Wanting Yu ◽  
...  

BACKGROUND Parkinson’s disease (PD) is common movement disorder and patients with PD had multiple gait impairments, leading to increased risk of falls, and diminished quality of life. The gait measurement in patients with Parkinson’s disease (PD) is thus important for the management of PD. OBJECTIVE We have developed and validated a smartphone-based assessment of gait, allowing the remote gait assessment in healthy cohorts. We here aimed to test the validity of this App-based gait measurement in people with PD and explore the association between the gait metrics measured by App and the clinical and functional characteristics in PD. METHODS Fifty-two participants with clinically-diagnosed PD completed assessments of walking, MDS-Unified Parkinson's Disease Rating Scale III (UPDRS III), Montreal Cognitive Assessment (MoCA), Hamilton Anxiety (HAM-A) and Depression (HAM-D) rating scale tests. Participants followed multi-media instructions provided by the App to complete two 20-meter trials each of walking normally (single-task) and walking while performing a serial subtraction dual task (dual-task). The locomotion data were simultaneously collected with the App and a gold-standard system. The gait stride times (ST) and stride time variability (STV) were derived from the acceleration and angular velocity signal acquired from the internal motion sensor of the phone, and from the wearable sensor system. RESULTS High correlations between the ST and STV derived from the App and those from gold-standard system were observed (r=0.98~0.99, p<.0001), revealing excellent validity of the App-based gait assessment in PD. Compared to single-task, the ST (F=13.1, p=.0005) and STV (F=6.3, p=.01) in dual-task condition were significantly greater. Participants with greater STV in both conditions had greater total score of UPDRS III (r=0.37~0.39, p=.0007~.01), HAM-A (single-task: r=0.49, p=.007; dual-task: r=0.48, p=.009) and HAM-D (single-task: r=0.44, p=.01; dual-task: r=0.49, p=.009); and those with greater dual-task STV (r=0.48, p=.001) and/or dual-task cost to STV (r=0.44, p=.004) had lower MoCA score. CONCLUSIONS These results demonstrated that this ease-of-its-use smartphone-based gait measurement is validated and provides meaningful metrics that are associated with clinical and functional characteristics in PD.


1949 ◽  
Vol 9 (S1) ◽  
pp. 39-49
Author(s):  
William Adams Brown

In 1914 I was a student in college and according to our textbooks the nature and operation of the gold standard was a subject that presented few difficulties. Countries, we learned, were on the gold standard if they selected as a unit of account a certain weight of gold of a certain fineness and made their currencies convertible into gold at the rate fixed by this definition. If, in addition, such countries placed no restrictions on the export or import of gold they were on an international gold standard. When the major trading countries of the world simultaneously adopted arrangements of this kind, we had what was, in effect, a sort of international convention concerning the treatment of gold which we described as the international gold-standard system.


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