نتایج جستجو برای: g18

تعداد نتایج: 278  

2005
Terrence Hendershott Charles M. Jones

On September 4, 2002, the SEC implemented a de minimis exemption to the trade-through rule for three active ETFs, allowing markets to execute trades at prices up to three cents worse than those posted elsewhere. Relaxing the trade-through rule does not worsen ETF market quality. Effective and realized spreads are essentially unchanged or slightly smaller post-event, and prices become slightly m...

2010
Leora Klapper Inessa Love

We use panel data on the number of new firm registrations in 92 countries to study how the magnitude of reforms affects its impact on new firm registrations. We find that small reforms, in general less than 40% reduction in costs, days or procedures required for business registration, do not have a significant effect on new firm creation. This suggests that small reforms do not have the intende...

2004

The Securities and Exchange Commission adopted Rule 11Ac1-5 on November 15, 2000. The rule requires market centers to make monthly electronic disclosures of basic information regarding execution quality. The rule is intended to empower market forces with the means to achieve a more competitive and efficient national market system by increasing the visibility of execution quality. We find that t...

2015
Marcos González-Fernández Carmen González-Velasco

The aim of this paper is to study the relationship between the shadow economy and corruption as determinants of public debt in the Spanish Autonomous Communities. In addition, we construct a Corruption Perception Index for those regions. Our data constitute panel data for the period 2000–2012. The results show that the volume of the shadow economy has a significant and positive impact on region...

Journal: :Management Science 2013
Sharon Belenzon Tomer Berkovitz Luis A. Rios

This paper investigates the e¤ect of country-level …nancial development on the formation of corporate groups. Since cross-country regressions are hard to interpret in a causal sense, we use exogenous industry measures to investigate a speci…c channel through which …nancial development may a¤ect group a¢ liation: internal capital markets. Using a comprehensive …rm-level dataset on European corpo...

2013
Thu Phuong Pham Joakim Westerholm

This survey summarizes and analyzes theoretical, empirical and experimental research that addresses limit order book transparency in securities markets. We conclude that changes in market design that alter transparency have far reaching but complex impacts on market quality, market efficiency and price discovery. We suggest that future research into the impact of transparency choices in market ...

2016
Simplice Asongu Jacinta C. Nwachukwu Simplice A. Asongu

This paper assesses the effect of political institutions on stock market performance in 14 African countries for which stock market data is available for the period 1990-2010. The estimation technique used is a Two-Stage-Least Squares Instrumental Variable methodology. Political regime channels of democracy, polity and autocracy are instrumented with legal-origins, religious-legacies, income-le...

2006
Laura Alfaro Andrew Charlton

We explore the relation between international financial integration and the level of entrepreneurial activity in a country. Using a unique firm level data set of approximately 24 million firms in nearly 100 countries in 2004 and 1999, we find suggestive evidence that international financial integration has been associated with higher levels of entrepreneurial activity. Our results are robust to...

2006
Laura Alfaro Andrew Charlton

We explore the relation between international financial integration and the level of entrepreneurial activity in a country. Using a unique data set of approximately 24 million firms in nearly 100 countries in 1999 and 2004, we find suggestive evidence that international financial integration has been associated with higher levels of entrepreneurial activity. Our results are robust to using vari...

مقایسه مرفومتریک برای تفکیک نژادهای زنبورعسل مورد استفاده قرار گرفت. اختصاصات بال جلو جمعیت­‌های زنبور‌عسل پنج استان خوزستان، اصفهان، مرکزی، فارس و کردستان استفاده شد. از هر استان 3 زنبورستان و از هر زنبورستان 10 کندو و از هر کندو 5 زنبور کارگر به­‌طور تصادفی مورد بررسی قرار گرفت. طول بال جلو، عرض بال جلو، زاویه A4، زاویه D7، زاویه G18، شاخص کوبیتال و طول آنال بال جلو و نسبت طول به عرض بال جلو ...

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