Efficiency in stock markets is essential for economic stability and growth. This study investigates the efficiency and herding behavior of the stock markets from the top economies of the world (known as G20 countries). We classify stock market indices using MSCI classification for the developed...

On 3 July 2015, SUERF organized its sixth joint conference with the Bank of Finland in Helsinki on the subject of liquidity and market efficiency. The one-day program consisted of an opening speech, six presentations, including three keynotes, and a lunchtime address. The present SUERF Study...

This paper uses one-minute returns on the TOPIX and S&P500 to examine the efficiency of the Tokyo and New York Stock Exchanges. Our major finding is that Tokyo completes reactions to New York within six minutes, but New York reacts within fourteen minutes. Dividing the sample period into three...

This paper is amongst the first to investigate weak-form efficiency of the most developed (G-20) countries in the world. It also measures the impact of the 2007 financial crisis on the stock markets of these countries, in terms of their efficiency. Serial correlation test, ADF unit root test, Lo...

Market integration and informational efficiency of stock markets are key policy variables, yet have long been studied as separate concepts. In this article, we address the forthright question of whether a more integrated stock market is also a more informationally efficient market using a panel...

I present a model that provides a theoretical solution to the Lucas Puzzle using Financial Efficiency, which is a time-varying component of TFP. The model predicts that a financially underdeveloped economy is to benefit from financial integration through FDI capital inflow only if it experiences...

A literature review demonstrates credible evidence linking higher firm-specific stock return volatility to a more efficient stock market on one hand; and to higher firm-specific fundamentals volatility on the other. These results are reconciled if (1) market efficiency is interpreted as...

This study empirically investigates two effects of alternative data availability: stock price informativeness and its disciplining effect on managers' actions. Recent computing advancements have enabled technology companies to collect real-time, granular indicators of fundamentals to sell to...

We use a unique database, collected by aggregating analysts' reports on the Tunisian Stock Exchange. We study the price impact and the excess returns following analysts' recommendations. Results are qualitatively in line with the literature. However, although often significant, the results are...

This paper shows that, counter to common perception, stock prices in China are strongly linked to firm fundamentals. Since the reforms of the early 2000s, stock prices are as informative about future profits as they are in the US. Although the market is segmented from international equity...