*Based on a 2,000 calorie diet. One ounce of walnuts (7 whole, 14 halves or 1/4 cup) contains 2.5 g of ALA and is about: 185 calories, 18 g fat, 1.7 g saturated fat, 4 g carbohydrate, 2 g fiber, and 4 g protein.The key to adding healthy fats like nuts to your diet is to manage your portion appropriately.
Itâs because a barter system is inefficient and only advantageous over a monetary system when the money cannot hold its value predictably. 1) The dollar is far more stable a predictor of value, since any barter system would be new and hence difficult to predict.ubmit. Â· just now. Report Abuse. barter system is the system of exchanging goods and services for goods and services. and it has failed because of inappropriate measurement ie it will be hard to measure how to exchange a cow for a chair.
More specifically, economic efficiency is a term typically used in microeconomics when discussing production. Production of a unit of goods is considered to be economically efficient when that unit of goods is produced at the lowest possible cost.