Perfect reconstruction (PR) filter banks have found numerous applications, and have received much attention in the literature. For linear filter banks, necessary and sufficient conditions for PR have been established for most practical situations. Recently, nonlinear filter banks have been proposed for image coding applications. These filters are generally simple, and produce better results tha...

Privatization which refers to the transition of ownership and management of state-owned enterprises to the private sector, is one of the main drivers of economic prosperity. In this paper, the performance of the state, private, and privatized banks have been compared through examining the effects of privatization in the banking system on its performance. The data from 11 banks during the 13-yea...

The time to fix the roof is when the sun is shining risk management has not been uppermost on the Islamic banking sector’s agenda in recent years. It is crucial for Islamic banks (IBs) to have comprehensive risk management framework as there is growing realization among IBs that sustainable growth critically depends on the development of a comprehensive risk management framework. Islamic b...

The impact of foreign banks entry on the banking sector has been well documented in the literature. However, these studies have been confined to the conventional banking sector. On the other hand, virtually nothing has been published in respect to the impact of foreign banks entry on the Islamic banking sector. The purpose of the present paper is to provide new empirical evidence on the impact ...

Darwin chose the metaphor of 'tangled bank' to conclude the Origin of Species. Two centuries after Darwin's birth, " we are still untangling the complex ecological networks he has pondered, " writes Andy Dobson of Princeton University and colleagues, in a series of papers in the Philosophical Transactions of the Royal Society B (published online) focused on food webs. Food webs represent one of...

The Basel Committee on Banking Supervision (BCBS), in response to the recent financial crisis, has developed new stability rules aimed at preventing financial crises in the future. This paper uses the new Liquidity Ratio (LCR) and attempts to determine the impact of this ratio on the stability of the banking system. The objective of the LCR is to promote the short-term resilience of the liquidi...

Iranian banking network policymakers are focused on bank consolidation as one of the reform policies in recent years. But before merging banks, it is necessary to examine their effects. Loans are one crucial item in the bankschr('39') balance sheets that are affected by bank consolidation. In the Iranian banking network, loans are offered to various economic sectors. What is important for banki...