Empirical analysis [see, e.g., McDonald (1985)] suggests that partial vertical integration is a widespread phenomenon. However, there are hardly any theoretical explanations for this composition of industries. Both Arrow (1975) and Green (1986) explicitly allow for partial integration to occur. The former author takes the need for information to be the driving force behind vertical integration,...

Microstructure models of foreign exchange markets emphasize two different channels of pressure in pricing dynamics; these are inventory and asymmetric information effects. Past empirical studies for foreign exchange markets have found evidence supporting the existence of both effects in the Dollar/DM market. This paper tests for the presence of within sample variation in the intensity of these ...

developing countries, including iran, have a high degree of volatility of macroeconomic variables. fluctuations inex change rate, bank interest rate and inflation rate can create insecure environment for in vestorsin iran. hence, this study examined the impact of macroeconomic variables on the tobin’s q index for the sugar companies of tehran stock exchange (tse) during the period between1380-1...

Objectives: The Tehran Stock Exchange fell in recession in December 2013, as it roughly persisted until the end of 2015. However, there are significant differences in the various industries both in terms of the beginning of recession and in terms of the end of recession. By the evaluation of the Bulls and Bears Markets in the major industries in the Tehran Stock Exchange, the recession contexts...

This study tests weak and semi-strong form efficiency of the foreign exchange market in Sri Lanka during the recent float using six bilateral exchange rates. Weak-form efficiency is examined using unit root tests while semi-strong form efficiency is tested using co-integration, Granger causality tests and variance decomposition analysis. Results indicate that the Sri Lankan foreign exchange mar...

there are different strategies for selecting stocks, and different investors use different strategies according to their risk tolerance or their expected rate of return. in this study, the profitability of a broad range of stock se-lection strategies in tehran stock exchange over the period 1370-1383, has been examined, and it has been investigated whether the successful strategies in other cou...