The bulk of the work stoppages in 2010 came during a public-workers strike over higher pay demands.
But in the last few years they have been climbing as employers give in to higher wage demands.
The central bank's only job is to make sure higher food costs do not translate into higher pay demands, which might start a wage-price spiral.
Calm may now be returning, with many mining companies agreeing to higher wage demands, but in the longer term, more miners are likely to be laid off, says the BBC's Andrew Harding in Johannesburg.
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Both strikes are fueled by higher wage demands.
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In the longer term, many analysts believe that mine owners will give in to higher wage demands, but only by laying off tens, or possibly even hundreds of thousands of workers in a country already struggling with dangerously high levels of unemployment.
The other fallacy of the dual mandate is that a fully employed workforce demands higher wages, forcing business to raise prices.
Yet, in order to avoid these cuts, he demands higher taxes that would destroy as many or more private sector jobs and that make any deal impossible.
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In April, janitors won widespread support for their demands for higher wages for cleaning office buildings.
But the two-sided nature of trading today almost demands a higher premium for options in Target.
Banks are already facing demands for higher capital ratios (and thus safer balance-sheets).
Better compression lets service providers manage the demands of higher content resolution.
If demands for higher pay can be contained, then inflation should retreat in the middle of the year as lower wholesale oil and gas prices eventually bring down domestic energy costs.
In addition, the President is proposing to strengthen and reform our federal investment in career and technical education to better align programs with the needs of employers and with the demands of higher education.
The union's demands for higher pay and stricter guidelines for nudity and smoking scenes have already been met but the actors still want a greater share of profits and to be paid when on call.
On the basis of these figures, the committee can be fairly relaxed about the impact of higher energy bills on pay demands.
Oracle bowed to the company's demands for a higher takeover offer.
Another fear about the minimum wage was that it would lead to escalating pay demands from workers higher up the chain, eager to preserve the old differentials.
At the same time, the higher marginal tax rates he demands will reduce the opportunities for economic activity, leading to slower growth and fewer job opportunities for the 98%.
And yet to define the university as the engine room of the knowledge economy also imposes complex new demands on an institution already struggling to reconcile its ancient tradition with the demands of mass higher education.
Some may come in the form of higher taxes and some may come from demands to upgrade resources.
It demands that we set the bar higher, and set the rewards higher.
But because their tax charges are historically higher than Northumbria's, their cash demands will actually go up by more.
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But unless ordinary folk are seen to share in the gains from globalisation, there will be growing demands for import barriers or much higher taxes on booming company profits.
These providers require a migration path to a much higher performance powerline technology to meet future bandwidth demands while maintaining interoperability with their current HomePlug AV installations and future IEEE1901 products.
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After the Higher Education Board composed of university rectors rejected his demands to make universities more welcoming of political Islam, the AKP-dominated parliament proposed to establish 15 new universities.
To meet the growing food demands humans will need to find ever higher yielding strains with resistance to drought, disease, and anything else the future might throw at us.
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The same is true if it thinks that higher minimum wages will feed into higher retail prices, especially if that prompts compensatory wage demands.
The crowd is expected to be much smaller than it was four years ago, when 1.8 million people turned out, but the data demands on Washington's networks will be higher, at least per person.
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The current valuation demands an annual average growth rate which is much higher than 24%, for the next 7-8 years.
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