Sharif Digital Repository

In economies with high inflation rates, investors are concerned about their purchasing power and assets’ value. Traders are interested to choose optimal portfolios in terms of risk and return. In recent years, the Iranian stock market and real estate experienced a quiet long period of boom with high rates of return. In this study, we estimate and analyze the equi-correlation between the returns in the markets. For this purpose, we use the monthly data of real estate prices in Tehran and the Tehran Stock Exchange Index for a twenty-four-year period, applying the DCC technique. Our results reveal that the long-term correlation between these two markets is not strong, leading us to suggest them... 

Knowledge flows across organizational boundaries shape a firm’s knowledge base. Knowledge structuration refers to the two structural dimensions of a firm's knowledge base: Breadth (knowledge across technology domains) and depth (knowledge within technology domains). Despite the conceptual difference between the terms “(technological) knowledge” and “technology”, the two are often used interchangeably in empirical research on technology management. Our paper adopts an innovative approach, taking advantage of Machine Learning and clinical studies conducted by biopharma companies, to offer an empirical way of distinguishing between knowledge and technology. Moreover, we restructure the...