U.S. Class I railways maintain their infrastructure through a mix of ordinary maintenance and periodic renewal of infrastructure components. Different railways use different proportions of ordinary maintenance and periodic renewal with little consensus as to the best combination. Furthermore, the cost-effectiveness of emphasizing one method over the other has not been analyzed using empirical d...

this paper explored the multiple relationships between intellectual capital (ic) and knowledge management (km) in an iranian university. for intellectual capital, three components were studied including: relational capital, structural capital and human capital. for knowledge management, five processes were considered, namely creation, acquisition, codification, sharing and application. the rela...

One of the most important issues in all stages of mining study is capital cost estimation. Determination of capital expenditure is a challenging issue for mine designers. In recent decade, quite a few number of studies have focused on proposing estimation models to predict mining capital cost. However, these efforts have not achieved to a predictor model with reliable range of error. Both of ov...

The techniques and methods of developing cost models for respirators are discussed. Models are developed and implemented in this study for nineteen types of respirators in two major classes (air-purifying and supplied-air) and one LEV system. One respirator model is selected for detailed discussion from among the twenty models. The technical cost method is used in constructing the cost models f...

This paper explored the multiple relationships between intellectual capital (IC) and knowledge management (KM) in an Iranian university. For intellectual capital, three components were studied including: relational capital, structural capital and human capital. For knowledge management, five processes were considered, namely creation, acquisition, codification, sharing and application. The rela...

We study the welfare cost of market incompleteness in a generalized Bewley model where idiosyncratic risk takes the form of entrepreneurial productivity shocks. Market incompleteness in our framework has two dimensions. First, in the Bewley tradition, only a limited set of instruments for consumption smoothing is available. Second, entrepreneurs’ capital rental is subject to collateral constrai...

intellectual capital is known as a key strategic asset for organizational performance and innovative solutions; and its management is critical for maintaining competitive advantage. this paper analyzes the relationship between intellectual capital, competitive advantage and innovation drivers in 8 factories in rubber and plastics industry. to assess these factors, the views of 246 managers and ...

by the more advances in science and knowledge, the role of staff and human relations (hr) becomes more evident in the progress of the organization and the community. social capital and intellectual capital are the two subjects that in the recent two decades have been considered and their formative roles in organizational development and performance have been confirmed. this study examines the r...