نتایج جستجو برای: g20 g23

تعداد نتایج: 1153  

Journal: :Agriculture 2023

Floret-opening time (FOT) refers to the between florets opening and closing within a day, is crucial agricultural trait for reproductive development, thermal tolerance hybrid breeding in rice. However, little known about genetic basis genes controlling FOT Here, we report mapping transcriptome analysis of japonica rice cultivar G23. Combining QTLseqr GradedPool-seq (GPS) methods, located major ...

2006
Francesco Dentali Mark Crowther Walter Ageno

Recent studies suggest that thrombophilic abnormalities and the use of oral contraceptives (OCs) are the leading causes of cerebral vein thrombosis (CVT). The purpose of this study was to assess the association between CVT and thrombophilic states, OCs, and their interaction. For data sources, we used the MEDLINE, EMBASE, and Cochrane Library databases (January 1994 to March 2005), reference li...

2005
Hannah Chung Alan Leung

The path layer matrix of a graph G, discussed by Dobrynin [1, 2, 3] and Yang et al. [9], is the matrix τ(G) = ‖τi,j‖, where i = 1, 2, . . . , p(G) and j = 1, 2, . . . , p(G) − 1, and the value of τi,j is the number of paths with initial vertex vi having length j [1]. In this paper we seek to determine the minimal order p such that there exist nonisomorphic graphs G1 and G2 with order p and τ(G1...

Journal: :Journal of aging and physical activity 2008
Nathan J de Vos Nalin A Singh Dale A Ross Theodora M Stavrinos Rhonda Orr Maria A Fiatarone Singh

OBJECTIVE To determine the effect of training intensity on the contributions of force and velocity to improvements in peak power (PP) after explosive resistance training in older adults. METHODS 112 healthy older adults (69 +/- 6 yr) were randomized to explosive resistance training at 20% (G20), 50% (G50), or 80% (G80) maximal strength (1-repetition maximum) for 8-12 wk (twice weekly, 5 exerc...

2016
Vikas Agarwal Haibei Zhao Nagpurnanand Prabhala Christopher Schwarz

Although the 1940 Act restricts interfund lending within a mutual fund family, families can apply for regulatory exemptions to participate in interfund lending. We find that heterogeneity in portfolio liquidity and investor flows across funds, funds’ investment restrictions, and governance mechanisms influence the fund family’s decision to apply for interfund lending. We document several costs ...

2014
High-Water Marks Itamar Drechsler

I solve in closed form for the optimal dynamic risk choice of a fund manager who is compensated with a high-water mark contract. The optimal risk choice depends on the ratio of the fund’s assets under management to its high-water mark. If the manager’s outside option value is low, investors’ termination policy is strict, or management fees are high, then negative returns induce the manager into...

2016
Praveen Kumar Nisan Langberg David Zvilichovsky

We derive the optimal crowdfunding contract of a financially constrained monopolist and analyze its implications for production, investment and welfare. Crowdfunding contracts may serve as a price-discrimination mechanism, forcing pivotal consumers to pay a premium above the future spot price, thus increasing profits. When raising funds is costly, entrepreneurs balance the benefits from price d...

2017
Adam L. Aiken Christopher P. Clifford Jesse A. Ellis Qiping Huang

We exploit the expiring nature of hedge fund lockups to create a dynamic, fund-level proxy of funding liquidity risk. In contrast to the prior literature, our measure allows us to identify how within-fund changes in funding liquidity risk are associated with performance and risk taking. Lockup funds with lower funding liquidity risk take more tail risk and have better risk-adjusted performance,...

2016
Vasyl Golosnoy Nestor Parolya

We consider a group of mean-variance investors with mimicking desire such that each investor is willing to penalize deviations of his portfolio composition from compositions of other group members. Penalizing norm constraints are already applied for statistical improvement of Markowitz portfolio procedure in order to cope with estimation risk. We relate these penalties to individuals’ wish of s...

2006
Julie R. Agnew

This paper investigates whether certain individuals are prone to behavioral biases in their 401(k) investments. Using demographic data and allocation information for over 73,000 employees, the biases examined include two “allocation biases” and a “participation bias.” The findings suggest that higher salaried employees tend to make significantly better choices. Participants earning $100,000 hol...

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