Margins alone cannot contain volatility
In a free and fair market, forces of supply and demand must be allowed to operate with easy facility of entry and exit. Market conditions, being what they are, constantly changing, duly reflecting the continuously evolving dynamic situations, volatility of prices is part and parcel of what a market should be. The regulating authorities are, however, concerned with excessive volatility as it can lead to settlement problems and also cause disillusionment among the investors who can lose their hard earned savings because of such volatility.

Four governments later, Tatas still await nod for airline plan
Bombay House is holding its breath, awaiting yet another weekend date on Saturday with the centre, hoping that its fulfilment of all norms announced by the powers-that-be on June 11 will probably, finally, push through a favourable decision on its December 26, 1997 application for a domestic private airline. The Tata buildup to the meeting has been focussed on establishing two crucial facts: first, that there is no link between Tata Airlines and any foreign airline, and second, that the already submitted proposal fulfills every guideline issued less than a month ago by the Directorate General of Civil Aviation and those issued by the cabinet on April 1, 1997.

Trend positive, focus on individual scrips
The Sensex has shown a good performance this week. With a sustained buying, it has witnessed an impressive gain of 312 points. The Sensex gained on all the five trading sessions during the week. Previous week, the Sensex closed on a weak note and had indicated that it would remain dull at least in the first part of the week. In fact, considering previous's close, the jump of this degree has come as a big surprise. The jump has managed to change the short-term picture and perception of the market.