Examlex
An improvement in a nation's terms of trade occurs if the prices of its exports rise relative to the prices of its imports over a given time period.
Time-series Data
A sequence of data points collected or recorded at time-ordered intervals, often used for forecasting or statistical analysis.
Random Variations
Unpredictable fluctuations that affect data or processes, not attributable to any known cause.
Exponentially Smoothed Forecast
A method of forecasting that gives more weight to recent data points, using exponential smoothing to produce a smoothed time series.
Forecast Error
The difference between the actual value and the predicted value in a forecast, indicating the accuracy of the forecasting process.
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