Mr. Terry, if you wish to criticize ZAGG as a stock, you can go over the potential commoditization of the segment, the large number of good competitors, changes in market share and margins, shifting trends in industry growth (demographics of newer buyers), management instability, etc.

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Segmenting return on investment for various retail companies as high (11% and up), medium (between 4% and 10%) and low (less than 4%), there was little to no difference in the number of loyalty programs across each segment, the study found.

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Text messaging is just the start as companies hope to increase the number of data plans and increase usage in this segment.

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Strong comparable sales growth and a record number of new units have contributed to impressive growth rates in this segment.

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The Industrial Products segment produces flame retardants (FR) and a variety of bromine compounds as well as other chemicals based primarily on rich mineral resources found in the Dead Sea, and the Performance Products segment is a phosphate powerhouse that produces a number of downstream products for food and industrial applications, offering solutions for the food, cleaning products, fire safety, coatings and electronics industries.

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Mr Muller-Otvos nevertheless said he was optimistic about the future as the segment for "ultra-luxurious" cars is growing in line with the rising number of "ultra-high net worth individuals".

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