This vacuum may encourage, as in previous historical periods, the ambitious and the aggressive to seek their own advantage.

In paragraph 41 of his report, the Secretary General refers to amounts which have not been reimbursed to certain troop contributors in respect of past mandate periods.

What exactly al Qaeda is, or was, remains in dispute.

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Exceptional periods sometimes create exceptional leaders.

Because transitions are dangerous times.

Very, very rare were the short intervals of quiet.

Our power supply has disappeared completely for long periods.

Historians can make a credible case that periods of maximalist over commitment have done more damage to America s place in the world than periods of retrenchment.

Please list your previous jobs on the application.

Yet serious problems remain.

All of the remaining thorium isotopes have half lives that are less than thirty days and the majority of these have half lives that are less than ten minutes.

Over periods of several years, our models do better.

Post revolutionary periods, however, allow for more variety.

Quiet periods of a few days have alternated with almost continuous Strombolian eruptions since then.

Food could have been transported by rail within British India to save many starving people, but the British believed in a hands off, laissez faire policy.

The economy grew faster in good phases, and slumped more sharply in downturns.

When monsoons failed, millions of Indians faced imminent death.

The Fed s previous mistakes proved extraordinarily costly.

The policeman discovered counterevidence.

This is all the more true in times of rapid fundamental change, as is occurring in China now.

Over some time periods, as if in a stand by or idling mode, the bots tweeted inspirational quotes or other content randomly lifted from the web.

Such periods always follow revolutions and times of far reaching change.

Central banks are better at restraining markets irrational exuberance in a bubble restricting the availability of credit or raising interest rates to rein in the economy than at promoting investment in a recession.

Such an approach should seek to protect economies from the destabilizing impacts of politically motivated policy changes, without impeding governments ability to correct dangerous imbalances. Officials must be at least as vigilant about reducing expenditure and withdrawing stimulus measures during periods of growth as they are inclined to introduce such policies during downturns.

Officials must be at least as vigilant about reducing expenditure and withdrawing stimulus measures during periods of growth as they are inclined to introduce such policies during downturns.

A call for the repayment of past bonuses was received with applause.

The military regimes that preceded them derived their strength from their soldiers.

I've been blown away by the whole thing.

In any case, even if firms are cash rich, they do not typically expand investment during periods when consumption is slowing.

All previous peaks were followed by several years of declining prices (in real terms).

Their young people are therefore better educated and healthier than previous generations.

For example, the Dirichlet function is even, but is nowhere continuous.

Everything can be measured before Wounded Knee and after.

The existing institutions were looking increasingly irrelevant in normal times, and ineffective in times of crisis.

Earlier in March, the microblogging service Twitter also published its transparency report, which showed that the number of the Kremlin's requests to take down content grew more than 25 fold in the second half of 2015, compared to reports from previous periods.

They have seen too many previous efforts fail.

Recalling previous resolutions of the Commission on Human Rights,

Recalling its previous resolutions in this regard,

Recalling also previous resolutions on the question,

Also see previous Global Voices stories

29. Once again, as in the two previous periods, no enforced disappearances were recorded.

Clearly, periods of global growth are almost always characterized by symbiotic imbalances.

Extended periods without new data facilitate indeed, foster the unrestrained growth of speculative theory bubbles.

But these distortions did not prevent unbalanced systems from enduring for long periods.