For example, expect the cost of a new roof with tile to be more than wood shingles. However, heavier and longer-lasting shingles of a low cost material can cost as much or more than the low-end of a more expensive roofing material, such as tile.he cost of a new roof with asphalt is among the lowest of any popular material and they carry a moderate lifespan. Advantages: 1  Average 20+ year lifespan. 2  Low cost.
Characteristics of Security Indexes. 1. A price weighted series is the average of the stocks' prices in the series. It is calculated by adding together each stock price and dividing the total by the number of stocks in the series.
Stock Market Performance. Stock Market Performance is the indicator of the stock market as a whole or of a specific stock. It gives signal to the investors about their future moves. The movement in the price of a stock and the indexes gives the idea of the near future trend of the stock, sector or the economy as a whole. As financial domain is the most important one of an economy, so the stock market performance works as an indicator of the overall health of the economy. Stock Market Indexes typically gives the overall performance of the market or of a specific sector. Indexes reflect the performance of the economy or a sector in entirety. Stock Prices are an indicator of the performance of the stock.